Stretch Strap, Bulk, Box of 12 Stretch Straps in Individual Poly-Bags, Accompanied by Use & Safety Instructions (081538297)The elastic design enables a highly effective contract relax stretch, while the products slight "give" supports a more comfortable static stretch. This functional dual purpose negates the need for static only stretching straps. The Stretch Straps numbered, multi loop design helps users comfortably stretch their major muscle groups as well as their extremities and specific connective tissues such as the plantar fascia.