The Healthy You Latex Resistance Bands v2 were created for physical therapy and rehabilitation to improve strength, range of motion, or flexibility. Improvements from the original version include textured grip, no powder, bulk dispenser packaging with spool, and more accurate resistance. A grippy texture has been added to the band to enhance the exercise experience with reduced slippage. No powder means no potential for a mess. 5 Levels of resistance, Level 1 is the least resistive and each level increases in steps to the highest resistance Level 5. Use the resistance chart to determine the Level needed for accurate and consistant stretch at a specified resistance. These high quality bands have smooth and superior elasticity needed to improve strength, stability, and range of motion. Designed to for clinical use with bulk rolls in a dispenser box with spool that are easy to cut to desired length or precut patient packs