Features: The eartips for xm4 WF-1000 xm3 WF-1000,and secure the in ear fit; Does not interfere with charging; superior sound experience. Made of safe and non-toxic material, the ear tips specially designed for WF-1000XM4/WF-1000XM3 earbuds, to achieve upgrade headphone effect The memory-foam tips noise isolation superior audio experience- enhanced bass and good seal block out external noise. The earbuds tips very soft, anti-slip, body-heat activated memory-foam that adapts and molds to your ear for a completely customized fit and hours of comfortable, suitable for long wearing and exercise. Latex material, skin friendly comfortable, non-allergic, much better than the original. Package Includes: 1Pair x Earphone Earpads Specifications: Item: Eartips Suit for WF-1000XM4 WF-1000XM3 Color: Clear As Pictures Size: -XS/-S/-M/-L Weight: 10g Quantity: 1 Pair note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment