Queen size mattress topper is an effective solution to help you fall asleep easily The 3 Inch bed pad instantly revamps old mattress for superior sleep climate Ventilated design optimizes airflow for fresh sleep Responsive High-Density Foam is engineered for ideal pressure-relieving support，better contouring your body and helping pressure relieve Our Queen size bed toppers are professionally compressed and packed in a box. Unbox, unroll, and wait 48 hours for the topper to fully rebound