Lullabies are nice. Warm milk is worth a try. But for a good night's sleep, nothing beats the unsurpassed comfort of this InnerSpace Luxury Impressions Interlocking Memory Foam Mattress. A 4" high-density foam core provides support while 2" body conforming memory foam is the ultimate sleeping aid. All InnerSpace mattress are environmentally friendly and made of foam derived from 25% Soy oil. Includes 20 Year Prorated Warranty and 30 day no risk sleep test! - Visco Elastic Memory foam mattress - 6" Total thickness - 4" Veraflex Foam base - 2" Visco Elastic Memory Foam - Interlocking core adds softness and allows for air circulation - Relieves pressure points - Quilted, Stretch Knit Cover - Removable quilted stretch knit cover - Use with box springs, platform beds, or slatted frame. - Rolled mattress packaging - FlameWatch flame retardant - Includes 20 Year Prorated Warranty and 30 day no risk sleep test! - Available in Twin (75"L x 38"W), Twin XL (80"L x 38"W), Full (75"L x 53"W), Queen (80"L x 60"W), King (80"L x 76"W), and California King (84"L x 72"W)