1. Material: high woven elastic fabric + sponge + elastic webbing2. Size: 15x10x6.5 cm3. Weight: 23.4 grams4. Activated carbon sponge for quick color change and makeup5. Flexible grid, suitable for arm size6. Nylon diving cloth, antibacterial and moisture wicking7. The arm strap type is convenient to wear, does not take up any space, just lift your hand

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