Foam Wedge Cushion Slide Guard Vinyl

18 W x 16 D x 4 H (Front) – 2 H (Back). * Slide Guard Wedge – Foam Only Soft Foundation w/Vinyl and LSI Cover. * A pressure relief and redistribution cushion that aids in slide control and leg abduction. * High-density foam increases comfort and lowers pressure. * 5 foam pommel controls sliding by eliminating posterior pelvic tilt. * Incontinent-proof vinyl cover prevents urine from entering cushion. * Contoured bottom to eliminate wheelchair hammock effect.