Our swimming resistance is designed for both children and adults, making it an ideal tool for swimming training. This versatile piece of equipment helps improve strength and endurance by creating resistance in the water. Simply attach the to your waist using the adjustable belt, and start swimming to feel the added drag. ideal for swimmers looking to enhance their performance. Features -Color:Black -Material:Polyester+pp -Size:57.50X20.00X0.50cm/22.60X7.86X0.20in -This innovative device enhances your swimming workouts by increasing resistance, pushing you to exert more effort and achieve better results -ideal for use in both pools and open water, this versatile tool ensures a and comprehensive training experience -Its compact and portable design makes it easy to carry, can train wherever and whenever you want without any hassle -Featuring adjustable resistance levels, this tool allows you to diy your training intensity to match your personal fitness goals -Designed for all age groups, it provides a fun and effective way for both children and adults to improve their swimming skills together Package list: A set of swimming resistance umbrellas