Three Sizes Included: The ear tips come in three different sizes to fit various ear canals. Each pack contains 9 pairs, ensuring you always have spares on hand and can choose the best-fitting size for optimal comfort and sound quality. Material: replacement earbud ear tips are made of silicone in different colors, reusable and durable, elastic, soft to touch and comfortable for your ears Noise Isolation: The ear tips create an excellent seal, blocking external noise and preventing sound leakage for an immersive audio experience. Your music sounds crisp, clear, and exactly as intended. Superior Stability: With their unique design, these ear tips are perfect for active individuals and sports enthusiasts. They stay securely in place even during intense workouts, ensuring maximum comfort and stability. Easy Storage: The replacement ear tips include a compact case and a cleaning cloth for convenient storage and maintenance. The transparent case lets you see the eartips at a glance. Features:
Wide range of uses: these silicone eartips Compatible with Sony WF-1000XM4,Powerbeats Pro, BeatsX & Other Inner Hole 3.8mm Earbud in-Ear Headphones.

Material:Made of soft high quality silicone;

Water-washable, durable, flexible, antistatic, removable and replaceable.

Small Size Ear tips (S) is: 11mm (external), internal size fits earbuds with diameter from 3.8mm - 5.1mm.
Medium Size Ear tips(M) is: 12mm (external), internal size fits earbuds with diameter from 3.8mm - 5.1mm.
Large Size Ear tips (L) is: 13mm (external), internal size fits earbuds with diameter from 3.8mm - 5.1mm.

Package Includes: 9 Pairs（S/M/L）Replacement Earbud Tips；1 Pcs Blue Cleaning Cloth;a Plastic Box for Eartips(earbuds Only ,earphones Not Included).

Note:Small parts, please keep away from children.