ToeBoard Cover to fit A-dec® Chairs Cover to fit A-dec® Cascade® 1040 Seamless Decade 1011/1021/1221, Performer I & II (61-1679-00) A-dec® is a registered trademark of A-dec, Inc. DCI has no affiliation with A-dec and A-dec has not authorized DCI replacement parts to be used on or in connection with A-dec® products.