1. Felt material, sweat-absorbent and non-sticky, soft and anti-abrasion
2. Non-marking adhesive backing for firm sticking
3. Shock absorption and pressure reduction, spreading the force
4. Material: felt, adhesive backing
5. Weight: about 7g
6. Size: S about 7.5 x 5 x 0.3cm, M about 8.5 x 5.8 x 0.3cm, L about 8.5 x 6.5 x 0.3cm