Cando Digi Extend Extension Hand Exerciser Thera Band Exercise Band Double The Tread Surface For CRYO Systems Cuffs Double The Tread Surface For Superior Breaking *Easy Reach Brake Tab 5mA Battery capacity 240mah Hearing Loss Mild * Facilitaties extension and flexion exercises * Isolate extension of all fingers and individual finger joints * Develop isolated finger strength flexibility and coordination * Vary resistance by changing toa different color coded rubber band * 4 color coded band resistance levels (tan yellow red green) allow each muscle or joint to work at a comfortable level and build as increased strength is achieved * For rehabilitation of carpal tunnel arthritis stroke fractures tendon injury nerve lacerations tennis elbow and more