This figure-of-eight puller is made of TPE.It has high tension.Great for home strength training, ideal for yoga,strength training and chest expansion.This high tenacity puller can be used for a long time.Designed for light and fast movement,the fitness strap can be rolled up and stored in a gym bag,suitcase,and is perfect for travel,gym or at home use.Customizable logo.Create a successful new promotion!