OhGeni Cooling 4 Inch Twin Size Dual Layer Mattress Topper, 2 Inch Gel Memory Foam, 2 Inch Soft Pillow Top Pad, Washable Bedroom Cover for Kids Mattresses, with 1000 pcs air Holes — Open-Box, 23% Off

Dual-Layer Cooling Comfort with Easy Care Design: Experience the ultimate sleep upgrade with our 4-inch mattress topper. It combines a 2" cooling gel-infused memory foam base with a 2" breathable cooling fabric pillow top for a plush, airy feel that promotes airflow and minimizes night sweats. For effortless maintenance, the soft pillow top cover is removable and machine washable—simply wash in cold water on a gentle cycle and tumble dry on low for lasting freshness

Refresh & Soften a Firm Mattress: Perfect for firm mattresses, this topper softens the surface and relieves pressure points—ideal for side, back, and stomach sleepers. It also helps refresh old mattresses and extend their usable lifespan, offering a cost-effective upgrade

Secure Fit for Various Mattress Heights: The elastic deep-pocket skirt fits mattresses up to 19" thick, keeping the topper firmly in place without shifting. Compatible with most mattress types, including memory foam, hybrid, innerspring, and more

Safe, Certified & Worry-Free Quality: Made with CertiPUR-US certified memory foam and OEKO-TEX Standard 100 textiles—free from fiberglass and harsh chemicals. Backed by a 10-year warranty and 30-day return window. Note: Allow 24+ hours for full expansion after unpacking

4-Inch Mattress Topper, 𝗡𝗼𝘁 𝗮 𝗠𝗮𝘁𝘁𝗿𝗲𝘀𝘀: This is a mattress topper, designed to be placed directly on top of your existing mattress—not a standalone mattress. It’s an ideal solution for adding comfort without replacing your bed

𝗣𝗹𝗲𝗮𝘀𝗲 𝗡𝗼𝘁𝗲 –𝗧𝗵𝗶𝘀 𝗶𝘀 𝗮 𝟮-𝗣𝗶𝗲𝗰𝗲 𝗧𝗼𝗽𝗽𝗲𝗿 𝗦𝗲𝘁: The 4” thickness comes from two individual layers: a 2” memory foam base and a 2” pillow top pad. These are separate pieces, not stitched together, which allows for easier cleaning, adjustment, and flexible comfort. They are packaged together and designed to work as a single, unified topper