Thick contoured foam rubber cushioning increases comfort. New fastening system. Easy-off buckle and remove from bottom. Holds tight, stays tight. This natural rubber will not mar floors.
Accordion fold gives maximum comfort and flexibility in both standing and kneeling positions.
Tough blue outer shell has a nonskid surface. Has a soft inner pad inset for comfort. 509 Plastic Cap Unique curved design provides a close fit. The plastic cap distributes weight evenly and avoids point pressure. Tough nylon fabric resists water, abrasion and deterioration.