1. Material: silicone
2. Purpose: grip training, etc.
3. The convex point grip relaxes the muscles, and the flat grip enhances the grip strength
4. Soft hand feel, instantly rebound
5. The wire diameter is thickened, and the elasticity is abundant
6. After holding to the limit, pause for a while and slowly relax, the cycle repeats
7. Comfortably fit hand muscles, non-slip design
8. Size: 8x8x2 cm
9. Weight: 64 grams
Specification:
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