Features: and Best Replacement: Replacement of your old, scratched, defective earbuds or simply lost Sponge ear tips. for Anker liberty 2 pro or air x or 2 or 2 pro or air 3 Headset. Material: Made of sponge, eco‑friendly and stable, firm and durable. Lightweight Size: Portable and small size, easy to store and carry, bring you convenience. Wearing comfort: For Comfort with easy ring ear-clip comfortable affixed ears for in-Ear headset. Specifications: Material: Sponge Color: Black Type, SandMandL, S, for M, L Product Dimension: approx. 11mm or 0.43inches 12mmm or 0.47inches 13mm or 0.51inches Net Weight: 10g or 0.02lbs Package Includes: 1Set or 1Pair Replacement Sponge Ear Buds for Anker liberty 2 pro or air x or 2 or 2 pro or air 3 note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.