Welcome to our shop 1. Improve swimming training: The black strap is specifically designed for tying the bungee cord to the pool shore, enabling swimmers to train using the elasticity and resistance of the bungee cords, making it suitable for both professional swimming training and general sports. 2. Enhanced safety and comfort: The swim line is meticulously crafted to ensure safety and comfort during swimming, training, or exercising sessions. 3. Efficient tension maintenance: The bungee cord effectively maintains tension upright while exercising, enhancing the effectiveness of workouts. Specifications: - Material: Latex - Dimensions: 6x10x4 meters - Weight: A set of 350g - Color: Available in Black or Blue - Package Includes: 1 elastic rope, 1 swimming belt, 1 thread, 1 mesh bag 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactory after-sales service.