Rest easy. This firm twin mattress has all the essentials for a superior night of sleep at an affordable price. Layers of foam—including response memory foam—support you with contouring comfort. Share your sleeping space with a partner or pet? Power packed coils keep motion transfer to a minimum. From afternoon dozing to deep sleep, there’s nothing this mattress can’t help you conquer. More About This Product Product Details Comfort level: firm High-density quilt foam High-density response memory foam Firm foam 416 individual power packed wrapped coils Ashley Edge "steel encased"; 2 perimeter rows of 13-gauge wrapped coils for edge support High-density base foam Adjustable base compatible 10-year non-prorated warranty Note: Purchasing mattress and foundation from two different brands may void warranty; check warranty for details Foundation/box spring sold separately Mattress ships in a box; please allow 48 hours for your mattress to fully expand after opening State recycling fee may apply Weight & Dimensions Dimensions Full Dimension 38W x 75D x 14H Weight Weight 69lbs.