Features: Resistance bands are made of natural latex material , which is strong wear resistance and can withstand extreme tensile force. You can train without any worries of tear or wear. Our resistance bands work for anyone need stretching out those sore achy muscles after a workout and stiff ones for before the workout. You can use them to stretch out before deadlifts and squats. Resistance bands can used for multiple exercises, such as yoga, strength training, assisted pull-ups, basketball tension training, warm-ups etc. Specifications: Material: Latex Size and Color:Yellow---2080*4.5*6.5mm Red------2080*4.5*13mm Blue------2080*4.5*21mm Black----2080*4.5*21mm Purple---2080*4.5*32mm Green---2080*4.5*45mm Blue------2080*4.5*64mm Weight: Yellow---60g Red------121g Blue------200g Black----200g Purple---300g Green---421g Blue------585g Package include: Resistance Band * 1pcunisex fitness resistance band long gym equipment crossfit yoga pilates home expander elastic band pull-ups auxiliary muscle excercise workout equipment rope rubber gym accessories training and exercise weights to exercise at home elastic bands for fitness elastic for exercises sports elastic bands stretching thigh exercise equipment sports resistance bands