Original UE, Ultimate Ears Replacement Silicone Ear Cushions, (Set of XXS,XS. S. M, L) for Ultimate Ears 100,200. 200vi, 300, 300vi, 350, 350vi, 400, 400vi, 500, 500vi, 600, 600vi, 700 (Genuine Ultimate Ears replacement part) Replacement Silicone Ear Cushions (Set of XXS,XS. S. M, L) Ear cushions for Ultimate Ears 100,200. 200vi, 300, 300vi, 350, 350vi, 400, 400vi, 500, 500vi, 600, 600vi, 700