1set 20-75 Pound Finger Flexion Extension Training Device Rehabilite Abduction Straighten 1 Finger Trainer+5 Finger Cots Finger Gripper Strength Trainer Extensor Expansion Yoga Fitness Exercise Equipment Feature:1. Professional recommendation: Hand yoga is being used by many international professionals in various fields, such as musicians, physical therapists, doctors and technicians, to keep hands and fingers healthy.2. High-grade material: The finger strap is made of silica gel, which has excellent elasticity. The high-grade neoprene rubber and strap make the product perfect for anyone!3. The best finger trainer: You can train your fingers individually or together to apply different tensions.4. Ergonomic design: The perfect design allows you to exercise to the greatest extent during exercise. Anyone can comfortably wear the adjustable wristband, regardless of wrist circumference.5. High cost performance: Hand training does not require additional purchase of other items, and left and right hand training can be carried out easily anywhere. Four tension options: 20lbs, 40lbs, 60lbs, 75lbs.Specification:Name: Finger flexion and extension rehabilitation training deviceMaterial: silicone, alloy steel, cloth wristbandColor: Green (20 pounds), Blue (40 pounds), Red (60 pounds), Black (75 pounds)Size: One Size for Adult Note:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-2cm measuring deviation due to manual measurement. 1Set X Finger Trainer5 x Finger Cots