Anti-Thrust Seat Cushion Color Black Cover Material Low-Shear Cover Dimensions 16 X 18 Inch Inflation Type Non-inflatable Material Foam Securing Method Safety Strap UNSPSC Code 42192208 Provides a comfortable slide-control alternative to pommel cushions Anti-thrust barrier eliminates forward and sacral sitting problems Helps maintain pelvic neutrality High-density foam increases comfort and relieves pressure Contoured base eliminates sling-seat hammocking and minimizes seat rise Fluid-proof Low-Shear II cover prevents skin-damaging friction íwipes clean Safety strap secures cushion to wheelchair Soft base model