Wheelchair Solid Seat Insert Board
 
Provides a flat sitting foundation for wheelchairs cushions. Helps balance user's weight for stability. Helps reduce "sling-seat sag". 
 
Fits Under Cushion Inside Outer Cover Or On Top Of Existing Wheel Chair Sling Seat. 
 
Fits 16"w X 16", (Actual Size 15X15), 18"w X 16",(Actual Size 17X15),  20"w X 16",(Actual Size 19X15) Choose Your Size!
 
Other Sizes Available, Specify Size, Width And Depth
 
This Listing Is For 1 Board, With Your Choice Of Size. 3 Sizes Available At Same Price.