NFN3508 Features Medium base layer: 7" Layer of reflex base foam Firm top layer: 0.5" layer of 4-pound cool gel-infused memory foam Incorporated layer system that increases circulation and relieves pressure points that disrupt sleep Originally designed for NASA, this mattress cradles the body, reducing pressure points that cause tossing and turning Resistant to dust mites and naturally antimicrobial Core Construction: Gel memory foam Dimensions Size Full Overall Thickness: 11" Overall Width - Side to Side: 74" Overall Length - Head to Toe: 53" Overall Product Weight: 62 lbs Size King Overall Width - Side to Side: 79" Overall Length - Head to Toe: 75" Overall Product Weight: 88 lbs Size Queen Overall Width - Side to Side: 77" Overall Length - Head to Toe: 59" Overall Product Weight: 70 lbs Size Twin Overall Width - Side to Side: 74" Overall Length - Head to Toe: 38" Overall Product Weight: 40 lbs

NFN3508 Features Medium base layer: 7" Layer of reflex base foam Firm top layer: 0.5" layer of 4-pound cool gel-infused memory foam Incorporated layer system that increases circulation and relieves pressure points that disrupt sleep Originally designed for NASA, this mattress cradles the body, reducing pressure points that cause tossing and turning Resistant to dust mites and naturally antimicrobial Core Construction: Gel memory foam Dimensions Size Full O