Best 4 Inch Deals

EGO Topper 4 Inch Queen Memory Foam Mattress Topper, Gel Foam Mattress Topper for Pressure Relief, Ventilated Design Bed Topper in a Box, CertiPUR-US Certified, 60"×80", Medium

Image of EGO Topper 4 Inch Queen Memory Foam Mattress Topper, Gel Foam Mattress Topper for Pressure Relief, Ventilated Design Bed Topper in a Box, CertiPUR-US Certified, 60"×80", Medium

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ Built for Comfort: 4 inch of AeroFusion Memory Foam is crafted to fit body's micro pressure points and conform to body's curves and shape for comfort throughout your sleep. Putting the topper on top of the mattress and under the mattress cover will give you a new and softer mattress, extending the life of the mattress and giving you a new sleep experience.
  • ✅ Cool & Breathable: Gel infusion promotes temperature regulation and the ventilated holes enhance breathable property that allows heat and humidity normally trapped under covers to be cycled out of the mattress.
  • ✅ CertiPUR-US Certified: Our topper is crafted for safety, durability, performance, emissions, and content. Made without harmful substances, our memory foam and fabrics have been independently safety tested to comply with all applicable mandatory and voluntary safety standards for mattress products.
  • ✅ In a Box Delivery: Your topper will be compressed, rolled, and in a compact box for easy delivery and setup.Easy installation that can be done in 3 minutes.
  • ✅ Worry-Free 5 Year Limited Warranty Included: We believe that you will love this sleep item and are dedicated to giving you the best night of sleep through our superior products. If your topper is defective or damaged during delivery, our U.S.-based customer support team will happily work with you to address any concerns to make it right. Please note that THERE IS NO TRIAL PERIOD, OPENED MATTRESSES CANNOT BE RETURNED.

Product Details

Brand:MLILY
Model:4 Inch
Size:Queen
Color:Blue
Dimensions:80 X 60 X 4 inches
Warranty:5-Year Limited Warranty

Amico 12 Pack 4 Inch 5CCT Ultra-Thin LED Recessed Dimmable Can/Ceiling Light with Junction Box, 2700K/3000K/3500K/4000K/5000K Selectable, 11W Eqv 70W, 800LM High Brightness Wafer Downlight - ETL&FCC

Image of Amico 12 Pack 4 Inch 5CCT Ultra-Thin LED Recessed Dimmable Can/Ceiling Light with Junction Box, 2700K/3000K/3500K/4000K/5000K Selectable, 11W Eqv 70W, 800LM High Brightness Wafer Downlight - ETL&FCC

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ 5 CCT-in-1: 5 color temperature(2700K, 3000K, 3500K, 4000K, 5000K) is selectable to you, which successfully eliminates the hassle of returning or exchange products due to inappropriate color temperature. Just slide the switch on the side of the J-box and you will get the most-desired color that best fit in your room type.
  • ✅ IC Rated: Amico's canless LED recessed light is IC rated, which is permitted to be in contact with insulations in ceilings, meaning the junction box is thermally protected. It only requires as small as 2 inches ceiling spaces, fits various ceilings, and joists. It won't cause a fire in the roof or overhead joist space.
  • ✅ Easy Install: The low profile recessed lighting is suitable for retrofit and new decoration: Cut a hole in ceiling with 1:1 hole template; Connect the Jbox to the cable; Use spring clip to fix it on the ceiling. Hassle-free, the installation can be completed in minutes.
  • ✅ High Brightness: The 4inch slim pot lights use the world's leading LED chips with higher lumens and lower power. 800LM consumes 11 Watts, which equals to 70W halogen lamp, saving you up to 90% in energy costs.
  • ✅ Moisture Resistant: This light fixture is damp rated for reliable, long‑lasting performance in humid environments. It is suitable for use in damp locations such as bathrooms, basements, and covered outdoor areas (including soffits). For safe use, do not install in areas with direct water spray or standing water.

Product Details

Brand:Amico
Model:KOK-4EJCT09SR05
Size:4 Inch
Color:White
Dimensions:4.9 X 4.9 X 0.9 inches
Warranty:5 year.

Champion Sports Coated High Density Foam Ball – 4 Inch, Red

Image of Champion Sports Coated High Density Foam Ball – 4 Inch, Red

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ 4" Coated high density foam ball
  • ✅ 4x4x4
  • ✅ Red

Product Details

Brand:Champion Sports
Model:HD4
Size:4 Inch (Single Ball)
Color:Red (Coated)
Dimensions:4 X 4 X 4 inches
Warranty:30 Day Amazon Guarantee

Zip Ties 4 inch (200 Pack), Small Zip Ties with 18 lb Tensile Strength, Black, by Tantti Supply

Image of Zip Ties 4 inch (200 Pack), Small Zip Ties with 18 lb Tensile Strength, Black, by Tantti Supply

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ 200 Pack: Each package contains 200, you don't have to worry about running out of mini zip ties in the middle of your project
  • ✅ 18lb Tensile Strength: The width of our 4 inch zip ties is 0.1", while industry standard is 0.08", provide 18 lb tensile strength
  • ✅ High Quality: Made of UV resistant nylon 66. The mini zip ties operation temperature is -40℉~185℉
  • ✅ Warranty: Customer will receive a 100% refund if any quality issue under warranty period.

Product Details

Brand:TANTTI
Model:4”-18lb(200Pack)
Size:4" (200 Pack)
Color:Black

Sunco 12 Pack 4 Inch Recessed Lights, LED Baffle Trim, Selectable CCT 2700K/3000K/4000K/5000K/6000K Dimmable 10W, Canless with Junction Box

Image of Sunco 12 Pack 4 Inch Recessed Lights, LED Baffle Trim, Selectable CCT 2700K/3000K/4000K/5000K/6000K Dimmable 10W, Canless with Junction Box

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ 4 Inch Slim LED Downlight with Junction Box
  • ✅ SELECTABLE CCT – Easy CCT selection with the slider switch on back of the junction box. Simply try out the various color temperatures to suit the look and feel of your room, then lock in your selection during the installation.
  • ✅ DIMMABLE - Seamless dimming capabilities (100%-10%) to fit any mood or decor. Our Slim Downlights give off sunlight-like quality.
  • ✅ IC RATED - Sunco's Slim Downlights are IC rated, meaning they are thermally protected and won’t overheat or ignite surrounding insulation in the roof or overhead joist space. Both the light and its junction box are safe for direct contact with ceiling insulation.
  • ✅ SUNCO BENEFITS - 7 Year Protection! Sunco is proudly based in the USA, offering quality products at affordable prices backed by industry-leading warranties and knowledgeable support specialists.

Product Details

Brand:Sunco Lighting
Model:DL_SLBF4-10W-27K_5K
Size:4 Inch
Color:5 CCT in One (2700K, 3000K, 4000K, 5000K, 6000K)
Dimensions:4.3 X 2.9 X 1.4 inches
Warranty:7-year�warranty.

Ensenior 12 Pack 4 Inch LED Recessed Ceiling Light, Dimmable, 2700K-5000K 5CCT, 750LM 9W 120V, High Brightness Canless Wafer Downlight - ETL&FCC&IC

Image of Ensenior 12 Pack 4 Inch LED Recessed Ceiling Light, Dimmable, 2700K-5000K 5CCT, 750LM 9W 120V, High Brightness Canless Wafer Downlight - ETL&FCC&IC

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ 5-in-1 CCT: Eliminate the Guesswork. Because this recessed ceiling light features a 5-color switch on the J-box, you can physically toggle between 2700K Warm White and 5000K Daylight before installation. This means no more return hassles for buying the wrong color, ensuring the perfect ambiance for any room. Versatility is proven by the built-in dip switch supporting 2700K, 3000K, 3500K, 4000K, and 5000K.
  • ✅ Total Layout Freedom: Joist Immunity. Because of its ultra-thin profile requiring only 2" clearance, this canless recessed lighting (also known as a wafer downlight) bypasses beams and ductwork where traditional cans fail. This means you gain the freedom to position lights for perfect symmetry, making rooms feel larger. "Snaps" securely with heavy-duty spring clips and the included cut-out template.
  • ✅ Superior Brightness & Smooth Dimming. Because these recess lights utilize advanced LED chips delivering 750LM at just 9W, they replace power-hungry 90W bulbs to cut energy bills by 90%. This means you enjoy a brilliantly lit home with 5%-100% flicker-free dimming that creates a luxury atmosphere without the buzz. High CRI 80+ ensures true color rendering for eye comfort.
  • ✅ Certified Safety: IC Rated & Wet Rated. Because this recessed lighting is IC Rated and ETL certified, it is engineered for direct contact with roof insulation. This means complete peace of mind against overheating and fire hazards, even in damp locations like bathrooms and showers. Validated by rigorous thermal protection testing.
  • ✅ Built to Last: The "Install & Forget" Solution. Because the light is constructed with a premium aluminum body (not plastic) for superior heat dissipation, it stays yellowing-free over time. This means you won't drag out the ladder to replace bulbs for decades, boosting your home's value with a maintenance-free investment. Backed by a 50,000-hour lifespan and 5-Year Warranty.

Product Details

Brand:Ensenior
Model:4I-5CCT-12PACK
Size:4 Inch
Color:2700k/3000k/3500k/4000k/5000k - 5cct White
Dimensions:4.7 X 4.7 X 0.43 inches
Warranty:5-year warranty.

Samsill Durable 4 inch 3 Ring Binder, D Ring Binder, 100% Recycled Chipboard, White, 2 Pack

Image of Samsill Durable 4 inch 3 Ring Binder, D Ring Binder, 100% Recycled Chipboard, White, 2 Pack

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ Heavy-Duty Design: This Samsill 4-inch 3-ring D-ring binder features a robust D-ring construction that provides tear-resistant storage for heavy loads. Ideal for school supplies, office filing systems, and home document organization, it holds papers securely without bending or slipping, making it a reliable choice for daily use
  • ✅ Eco-Friendly, Archival-Safe Materials: Crafted from 100% recycled fiberboard, this sustainable binder supports green office supplies. The archival-safe, PVC-free, and non-toxic construction ensures safe long-term document storage, making it perfect for eco-conscious users seeking environmentally friendly organization for school, office, or home
  • ✅ Clear View Cover: The binder’s front, back, and spine overlays are designed for easy customization. Perfect for creating personalized presentations, professional reports, and organized school projects. It’s a versatile choice for anyone looking to enhance document presentation and labeling.
  • ✅ Lay-Flat Spine: The rivetless, lay-flat D-ring design allows for effortless page turning and smooth writing. It’s ideal for quick access during office meetings, seamless handling in school projects, and efficient home filing. The flat spine makes it easy to flip through documents without interruption.
  • ✅ American-Made Quality by a Trusted Family-Owned Company: Proudly made in the USA, this binder is produced by a family-owned business with over 70 years of experience. Known for quality and durability, it’s an excellent choice for reliable organization in schools, offices, and homes

Product Details

Brand:Samsill
Model:MP26497
Size:2 Pack
Color:White
Dimensions:12.25 X 11.5 X 4 inches

Amico 6 Pack 4 Inch 5CCT Ultra-Thin LED Recessed Ceiling Light with Junction Box, 2700K/3000K/3500K/4000K/5000K Selectable, 11W Eqv 70W 800LM Brightness Dimmable Canless Wafer Downlight, ETL & FCC

Image of Amico 6 Pack 4 Inch 5CCT Ultra-Thin LED Recessed Ceiling Light with Junction Box, 2700K/3000K/3500K/4000K/5000K Selectable, 11W Eqv 70W 800LM Brightness Dimmable Canless Wafer Downlight, ETL & FCC

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ 5 CCT-in-1: 5 color temperature(2700K, 3000K, 3500K, 4000K, 5000K) is selectable to you, which successfully eliminates the hassle of returning or exchange products due to inappropriate color temperature. Just slide the switch on the side of the J-box and you will get the most-desired color that best fit in your room type.
  • ✅ IC Rated: Amico's canless LED recessed light is IC rated, which is permitted to be in contact with insulations in ceilings, meaning the junction box is thermally protected. It only requires as small as 2 inches ceiling spaces, fits various ceilings, and joists. It won't cause a fire in the roof or overhead joist space.
  • ✅ Easy Install: The low profile recessed lighting is suitable for retrofit and new decoration: Cut a hole in ceiling with 1:1 hole template; Connect the Jbox to the cable; Use spring clip to fix it on the ceiling. Hassle-free, the installation can be completed in minutes.
  • ✅ High Brightness: The 4inch slim pot lights use the world's leading LED chips with higher lumens and lower power. 800LM consumes 11 Watts, which equals to 70W halogen lamp, saving you up to 90% in energy costs.
  • ✅ Moisture Resistant: This light fixture is damp rated for reliable, long‑lasting performance in humid environments. It is suitable for use in damp locations such as bathrooms, basements, and covered outdoor areas (including soffits). For safe use, do not install in areas with direct water spray or standing water.

Product Details

Brand:Amico
Model:KOK-4EJCT09SR05
Size:4 Inch
Color:White
Dimensions:4.9 X 4.9 X 0.87 inches
Warranty:5 year.

4 Inch (Diameter) Hose Clamp, 304 Stainless Steel Quick-Screw Dryer Vent Clamp, Adjustable 3.5″ to 4.3″ Worm Gear Hose Clamps for Air Ducting, Dust Collection, Automotive, 4 Pack

Image of 4 Inch (Diameter) Hose Clamp, 304 Stainless Steel Quick-Screw Dryer Vent Clamp, Adjustable 3.5″ to 4.3″ Worm Gear Hose Clamps for Air Ducting, Dust Collection, Automotive, 4 Pack

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ 𝗜𝗠𝗣𝗢𝗥𝗧𝗔𝗡𝗧 𝗦𝗜𝗭𝗘 𝗡𝗢𝗧𝗜𝗖𝗘: Fits 3.5″–4.3″ OD hoses/ducts (measure with fittings attached). ❌ NOT compatible with 4″ PVC/steel pipes (OD ≈ 4.5″)
  • ✅ Built to Last, Worry‑Free: Premium 304 stainless steel construction resists rust and corrosion, eliminating frequent replacements and saving you time and cost
  • ✅ Install in Seconds: Quick‑screw worm‑gear design lets you tighten or release with a simple turn of a screwdriver or socket wrench, so you can complete setups faster and hassle‑free
  • ✅ Versatile Use, Right Fit: From dryer vents and dust collection to air ducting and flexible hoses/ducts, tackle every job with a single, versatile kit
  • ✅ What You Get: Four Clamps (Fits 3.5″–4.3″ OD / 91-114mm); 12‑Month No‑Hassle Warranty; Responsive Customer Support for Any Questions

Product Details

Brand:URANNBRIKS
Model:US001
Size:‎4 Inches
Color:Silver
Dimensions:4.5 X 4.5 X 0.5 inches

AC Infinity Flexible 4-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 25-Feet Long for Heating Cooling Ventilation and Exhaust

Image of AC Infinity Flexible 4-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 25-Feet Long for Heating Cooling Ventilation and Exhaust

@ Amazon.com

Shop on Amazon

Key Features

  • ✅ Designed for ventilation applications including HVAC, dryer, grow rooms and tents.
  • ✅ Four layer design makes it more durable and resistant to leaks, tears, and cuts.
  • ✅ Steel-wire spiral structure is flexible and easy-to-install in hard to reach places.
  • ✅ Constructed of Aluminum and thermoplastic, tube can be shortened for various applications.
  • ✅ Ducting Size: 4” | Length: 25 feet | Includes two stainless steel 4" duct clamps

Product Details

Brand:AC Infinity
Model:Duct Wall-Mount Grille, White 4\"
Size:4 Inch
Color:Black
Dimensions:300 X 4 X 0.0393700787 inches