| 摘要 |
A modular cushion comprising a shaped base which has a flat rear portion having a substantially flat center area and a raised front portion with angularly directed valleys on each side, a removable pommel releasably secured to the flat center portion, a resilient pad positioned on the flat portion of the base to relieve pressure on the ischial and trochanters and a cover having a non-skid undersurface and two-way stretchable material covering a portion of the top. The resilient pad preferably has an array of upstanding interconnected inflatable cells. The base is of porous cellular material and has a water impervious separate integral skin adhered over the top surface for strength and protection. |
