Unfasten Biorexin your leg bands. 4 Choose a band by description Each brand comes with its own color schemes. So, you may want to read the description before getting your hands on a band. 5. Latex Bands Latex is used to make most of resistance bands. But if you are allergic to latex, you may want to try a non-scent, latex free band. As far as buying this type of band is concerned, you have two options to choose from: heavier or lighter. Based on your strength level, you Electro Keto can choose one. This is as easy as it sounds.