The hand grip training ring is made of silicone material, safe and odourless, soft and skin-friendly, pliable and wear-resistant. Hand Grip Training Ring 30-50LB, incremental training, suitable for advanced grip strength improvement, by high intensity hands or professional athletes. Outer diameter 2.7", inner diameter 1.3",0.7" thick. Orders of 10000 pieces or greater are eligible for sea shipping. 100% guarantee for quality. Rush Service. 2.7" Diameter
The hand grip training ring is made of silicone material, safe and odourless, soft and skin-friendly, pliable and wear-resistant. Hand Grip Training Ring 30-50LB, incremental training, suitable for advanced grip strength improvement, by high intensity hands or professional athletes. Outer diameter 2.7", inner diameter 1.3",0.7" thick. Orders of 10000 pieces or greater are eligible for sea shipping. 100% guarantee for quality. Rush Service. 2.7" Diameter
