Made from Neoprene and Velcro tape, the belt is 10cm wide with a minimum of 4 symmetrical positions to attach springs and bungees to . For use in  both Pilates and Gyrotonic® training. Small - Waist less than 85cm Medium - Waist less then 100cm Large - Waist over 100cm Please note Products can take between 10-14 days to arrive Whealthy-life DOES NOT take any responsibility for any kind of body injuries or equipment damage while using ELEMENTS. By purchasing and using ELEMENTS, You (the user) are agreeing to use ELEMENTS at your own risk and responsibility.