Gelsea 12" Queen Cooling Gel Memory Foam Mattress in a Box, Medium Firm, Graphite-Infused & Fiberglass-Free, CertiPUR-US Certified

Graphene-Infused Smart Fabric: Neutralizes body heat & promotes blood flow with graphene’s natural conductivity. Moisture-wicking for cooler sleep. 3-Layer Premium Support System: 1. Cooling Gel Memory Foam Top Disperses heat 2X faster with graphene-infused fabric. Targets "night sweats" and "hot sleep issues". 2. High-Density Adaptive Comfort Layer Eliminates pressure points (hips/shoulders) — ideal for "side sleepers" and "couples". 3. Reinforced Base Support Foam Prevents sagging, 30% thicker edges for "no roll-off feel". Easy Setup, Zero Hassle: Compressed & shipped in a box. Unbox, unroll, and watch it expand to full size in 72 hours. Fits through tight staircases! Universal Compatibility: Works on flat frames, adjustable bases, or box springs. CertiPUR-US Certified & Fiberglass-Free: Zero fiberglass inner cover — "no itchy particles", safe for kids/pets. No VOCs/formaldehyde — meets "organic mattress" safety searches. 10-Year Warranty (No Trial): Walmart Policy Note: Non-returnable once opened unless defective. 100% replacement for material flaws. Twin Size : 75"L x 38"W Twin-XL Size: 80"L x 38"W Full Size: 75"L x 54"W Queen Size: 80"L x 60"W King Size: 80"L x 76"W