Item Descriptions:-Replacement earbud covers is compatible with Bo-se QC20 QC20i SoundSport SIE2i IE2 IE3 earphones.-Silicone earbuds tips are made of silicone, soft and comfortable.Effectively prevent headphones from falling off. Long time to wear comfortable, ears will not pain.,-Ear hook cover is removable and replaceable, and can reduce noise from outside to get high sound quality.-Silicone earbud tips with wing can be replace for any damaged, scratched, defective or lost earbuds, snap easily into place. Replace your previous earbuds, and make your headphone look new.-Package includes: 3 Pair of large, medium, small size eartips in black.Package:3 Pairs Ear Tips in S/M/L SizeItem Specifications:Length of Size S:24mm / 0.9inchLength of Size M:28mm / 1.1inchLength of Size L:32mm / 1.3inchMaterial:SiliconeColour:Black