Product #: 18C304
SOLID SEAT INSERT - 18 x 20 in (45.7 x 50.8 cm)
Designed to prevent wheelchair cushions from sagging when used in a sling seat. These inserts are made of 1/4 in (6.4 mm) birch plywood for strength. All edges and corners are radiused to prevent damage to cushion covers. These inserts will help to promote better posture and therefore are more comfortable.