I wanted a simple way to work on hamstring curls from home, and the doorway concept works great! It also works well for low-cable pull-ins and for face pulls! Product Details: Made from durable, latex-based elastic Two ankle cuffs with comfortable foam padding Two carabiners to attach ankle cuffs Anchor for use with a door Elastic length is 46 inches Band thickness is 10.5 mm Comes with an ATG drawstring bag for storage