1. Material: silicone 2. Prevents club rotation, prevents over gripping and correct swinging method 3. Reduces grip strength and helps eliminate tightness in the swing 4. It can be used with or without gloves, soft and non-slip, comfortable to hold the clubs 5. Weight: about 34.5 g 6. Size: large size about 6.5 x 6 x 2.6 cm, small size about 7.5 x 3.3 x 2.6 cm
