Specification: Features: 1. PROFESSIONALS RECOMMENDED: Hand yoga is being used many international professionals in various fields such as musicians, physical therapist, doctors, and technicians for their healthy hand and finger. 2. HIGH GRADE MATERIAL: Finger band is made of silicon with great elasticity and high grade neoprene and strap make the product perfect for anyone 3. BEST HAND EXERCISER: You can train fingers individually or together with different tension force applied. 4. ERGONOMIC DESIGN: This perfect design leads you maximize motions of range in exercising. Adjustable wristband can be worn by anyone with comfortable fit, regardless of wrist circumference. 5.Light and compact design,easy to caryy and portable. Notice: Actual color may be slightly different from the image due to different monitor and light effect Please allow 1-3cm deviation due to manual measurement Product name: Finger Yoga Strap material: soft nylon tape adjustable tightness Board material: high elastic silicone alloy fixing frame Scope of application: rehabilitation training, fitness exercise Package List: 1x Finger Trainer