Lisli 20pcs S/M/L Black/White Earphone Replacement Part Silicone Headphone Earbud Tips Covers Cases Sets Fit Multitude Types 100% brand and new , you will get the item 7-15 days Material:Made of soft silicone. .Durable and soft, high elasticity. Diameter of bore4.5mm. External diameter: S : 9MM M : 11MM L : 13MM The detailed applicable earphone type , pls see the following product description. Noted: this silicone earbuds can't be used for apple headphones. Not for Phillips SHE5910, SHE5920 Reference 250, JBL Reference 220 For more products, pls click " Lisli " above