The 3D mesh on the sides of pocket spring hybrid mattress combined with the hollow inner springs effectively enhances airflow to keep you comfortable and cool while you sleep. ###128716;###127995;Perfect Support for All Sleepers###128716;###127995; Innovative Wave Memory Foam is placed on the bottom of gel memory foam layer, allows the 3ft single mattress to better shape your body and relieve pressure of sensitive parts like neck, shoulders, back, and hips. Provide perfect support for different parts of your body, ideal for side, back and stomach sleepers. As the 3ft hybrid mattress is compressed and roll-packed, it is recommended to wait 72 hours after unpacking for the mattress to fully expand.