1. Material: PU
2. Process: Gravure
3. Size: Small: 8 x 7.5 cm, Large: 10.5 x 10.5 cm
4. Weight: small size: about 15 grams, large size: about 20 grams
5. Small and portable, easy to store
6. Tidy stitches, not easy to break
7. Stainless steel shrapnel design at the seal, automatic closing
8. Made of soft PU material, good skin-friendly feel, waterproof and wear-resistant