Material: Made from durable polyester cotton, latex silk and rubber. Yoga resistance bands: Get these yoga elastic resistance bands! Colours: The pack of three includes a pink band, purple band and blue band! Resistance: These bands are perfect to add extra tension to any movement in your exercise regime - making your muscles work that little bit harder! Elasticity: Pink band: 100 pounds, purple band: 110 pounds and blue band is 120 pounds. Options: Comes in medium, large and extra-large. Elastic Resistance Yoga Bands | Blue | Medium | Living Social