1. Silicone material, safe, odorless, and environmentally friendly
2. Finger hole design: You can separate your fingers for exercise, which greatly improves the recovery effect
3. Grading exercise: primary hardness 20LB, intermediate hardness 30LB, intermediate and advanced hardness 40LB, high hardness 50LB
4. Appropriate size, comfortable grip
5. Convex dot matrix design, massage acupoints
6. Size: about 11x9.5cm
7. Material: Silicone
8. Applicable scenarios: running sports, health massage, hiking, mountaineering, camping, shooting sports, martial arts self-defense, sports protective gear accessories
Specification:
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