This yoga band is made of TPE. It is more suitable for children and women, whose strength is small. These exercise bands comes in different thicknesses to suit your preference, as they are the key to helping you improve physical activity, flexibility and exercising capabilities. They can help create the perfect curve to your body. You can even create your own custom design to print on the bands! Any inquiry is welcome. 47.2" W x 5.9" H x 0.0137" Thick