Replacement BH-748B Cushion. Custom made cushion fit to our Cambridge 48" Backless Bench. The seat cushion comes with Premium High-Density Polyurethane Foam, wrapped with Polyester Dacron Batting for extra padding and covered with Weather-Resistant 100% Solution-Dyed Polyester by Sunbrella. Each cushion is made to order using 100% new materials. Please note that production time is approximately 2-3 weeks.