Gravity 9 Bed Mattress, Sold As 1/Each Drive 15984 The Gravity 9 Pressure Redistribution Mattress By Drive Medical Is The Ultimate In Pressure Prevention Multi-Layered Foam Mattresses With 4 Layers Of Foam That Include True Memory Foam And A Heel Slope, Support And Durability Are Maximized A 6 To 4 Inch Heel Slope And Unique Design Of The Foam Target The Prevention Of Heel Ulcers The Gravity 9 Includes A Full-Length Layer Of True Memory Foam That Puts Comfort At A Premium Bottom Layer Provides Full Length Horizontally Scored Articulation Cuts Extending The Durability And Life Of The Mattress Significantly The Cover Provides Functionality And Convenience, As It Is Not Only Easy To Clean, But It Is Also Fluid Proof, Tear Resistant, Fire Retardant, And Low Sheer 15 Year Limited Warranty On Foam 15 Year Limited Warranty On Foam Mattress, Gravity 9 Heel Slope84" 450 Lb Cap D/S Bed Mattress Gravity 9 Pressure Redistribution Type 36 X 84 X 6 Inch Gravity 9Sku: Mck-942037_Ea Mfgr Sku: 15984942037_EaShips In 14-21 Days