Can Do Digi-Extend Resistance bands with 4 levels Digi-Extend T3399The set consists of 4 bands, designed for the Digi-Extend hand trainer. The bands have different levels of resistance, distinguished by colour:Beige: very lightYellow: lightRed: mediumGreen: strongHow can the Digi hand trainer be used? The hand trainer can be used for therapy, physiotherapy, and rehabilitation. It is also suitable for strengthening the muscles of the hand. The exercises strengthen the forearm as well as the muscles of the hand and fingers. The training device is also used for stretching tendons, treating carpal tunnel syndrome, and improving joint mobility. Moving the fingers against resistance enhances the mobility of the hands and fingers. The ergonomic shape fits comfortably … $41.63Direct-running.comDelivery: in USA ReportBuy!