uxcell Silicone Earphone Headphone Replacement In Ear Bud Tip Cap Cover 50 Pcs White Product Name : Ear Tip Cover;Hole Dia. : 4mm/0.16" Color : White;Material : Silicone; Net Weight : 17g Cover : 13 x 8mm / 0.5" x 0.3" (D*H); Package Content : 50(+/-2%) x Ear Tip Cover The silicone of the cushions is comfortable. Potentially increase wearing comfort, enhance sound quality and isolate outside noise.