Enjoy swimming without wear and tear: Hikeen has studied most swimming ankle ropes and improved our set by adding a bumper strip that you can attach to the edge of the pool where the rope rubs, protecting it from wear and tear and extending its life. High quality material: The swim ankle strap is made of high quality neoprene material, soft and comfortable, and protects the ankle from scratches. Fits most sizes: Velcro design is easily adjustable and elastic, nylon braided rope is durable and has a long service life. Wide range of applications: No tools required, no modifications to your home pool or patio necessary. Suitable for most pools, it provides an effective low impact workout for swimmers of all ages and levels. The package includes: two ankle straps, one stretch cord (4m in length), one anti-collision strip and one storage net bag.