6 Pairs Lostearbuds Brand Tri-level, Replacement Ear Cushions, Earbuds for Sound Isolating Earphones Size Large, They Fit Over 50 Types, Will Fit 4.0mm to 5.5mm Diameter Speaker Hole. You will receive 6 pairs of soft and gentle silicone ear bud tips Our earbud tips will fit over 50 types of In-ear earphones. The hole that goes over the speaker stem will fit a 4.0mm to a 5.5 mm stem. They are made of extremely soft silcone and are washable We offer a 30 day return policy, if you are not happy we are not.