vidaXL Garden Bench Cushion Anthracite 78.7"x19.7"x1.2" 47612 Make your garden bench more comfortable while also adding a splash of colour with this bench cushion With a universal design the cushion will fit any garden seat and suit any outdoor decor. It is made of 100 polyester that has been treated to make it waterproof. The cushion is more than a practical addition it also has a decorative function.