Short and soft fins are easier to kick and more energy efficient. The training swim fins do not require much high level swimming skills and muscle strength, helping you to enjoy your leisure time swimming without worrying about anything Adding the shoes lifting. The new design of shoes lifting will help you get on/ off fins easily in the water. It comes with a mesh bag so you can tidy well after used,or great for next time use. The swim fins are great for all levels of training, teaching, and recreation, appropriate for the green hand of swimming, and fitness swimmers who want to build cardiovascular conditioning Why choose silicone flippers? Silicone has better durability and less friction than rubber, it doesn't get brittle like the hard plastic or rubber fins. This short fins is not only reduce injury effectively, but also reduce chafting and slipping around your ankle by good wrap fit Gintenco swim flippers are convenient for your trip. They don't take up much space. You can put it in your backpack or your suitcase. We hope that the size chart can help you choose to a great extent. For your safety, we recommend that you do not snorkel in the deep sea with these swimming fins Swim fins