1. Meet all your needs-the adjustable belt can be adjusted to 40 inches, suitable for adults and children. The latex elastic rope is 3 meters long, which can provide proper tension for static swimming2. Enhance strength and endurance-swimming belts are very suitable for on-site training and resistance training, helping to increase strength and endurance. Become a competitive swimmer immediately3. Easy to use-black straps are used to fix the elastic rope on the shore of the swimming pool. Therefore, swimmers use the elasticity and resistance of the bungee rope to exercise4. Suitable for all adults and children who need strength training. perfect for people who want to swim without interruption or athletes who want to trainThe belt is 1.2 meters long and the adjustment range is about 55cm-105cmWeight: about 201g-275g/each setColour:Black+yellowMaterial:tpeSize:6mm x 9mm x 3mmPackage Contents:1 * elastic rope1 * swimming belt strap1 * mesh bagOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.