• 100% SILICONE IS USED IN PRODUCTION. 40X40 CM SPECIAL STITCHED PACKAGE WITH HOOK AND LOOP FROM ITS OWN FABRIC: 1 PIECE OF CHAIR CUSHION FILLING LESS OR WASTE MATERIAL, PLEASE DO NOT COMPARE WITH SPONGE MANUFACTURED PRODUCTS!! LOW SPEED - RECOMMENDED VISUAL WITHOUT DAMPING BELONGS TO OUR COMPANY EXACTLY THE SAME PRODUCT.