Perceptive Sleep System Pro Foam 7.5 Mattress In The Sleep System Pro Foam 7.5 Collection By HSM Solutions Pro Foam 7.5 is a 12 premium model featuring 2 of PreserveVG swirled viscoelastic gel foam and 3 of premium viscoelastic foam over a 7 high density foam base. Sporting a scalloped design, this model not only looks great but also gives you the comfort of viscoelastic gel foam and a super plush feel to meet the premium price point. Made in the USA, Made with 7 CertipurUS Certified Foam, Made with 2 Preserve VG Bio Based Polyol Foam with swirled Viscoelastic gel , Made with 3 premium Viscoelastic Foam, Designed to be used with adjustable bases, Customizable OEM Cover and Ticking, Available in Twin, Twin XL, Full, Queen, King and California King, 10 Year Limited Warranty Mattress 1