Features: 1. This product is composed of a super elastic latex tube, a tube tether and a waist band. 2. It allows the swimmer to kick freely and they can develop endurance and work on stroke technique. 3. Help in freestyle, backstroke, butterfly stroke and kick training. 4. The portability of this product gives swimmers an opportunity to train in various locations, including backyard and hotel pools. 5. An excellent option for busy people because it allows you to train at your own convenience.