1. Material: plastic 2. Purpose: golf club 3. Plastic material, wear-resistant and resistant to beating 4. With limit function, prevent oblique ball, beautiful and practical 5. Specifications: about 31/37/43/51/57/68mm 6. Weight: about 0.8g/piece for 31mm, 1g/piece for 37mm, 1.3g/piece for 43mm, 1.7g/piece for 51mm, 2.2g/piece for 57mm, 2.7g/piece for 68mm root
