The NOHrD SlimBeam Ankle-Strap is an accessory for the SlimBeam training machine designed by NOHrD in cooperation with WaterRower. The product is designed to be attached to the ankles, which you then attach to the exercise machine and perform exercises that help the leg muscles. The NOHrD SlimBeam Ankle-Strap is made of synthetic leather in black or beige. The SlimBeam is made from solid wood from sustainable forests in the USA and Germany in either ash, oak or walnut. The SlimBeam Ankle-Strap is one of several accessories that allow you to customize your SlimBeam workout.