Size S (for calves 29-33cm) Available for left and right legs Approximately 600g per leg These ankle weights can be used like socks, making them easy to use. They use Velcro closures and show signs of use. Please check the condition in the photos. The popular diet & exercise equipment from America has finally arrived in Japan! The 4mm thick Power Ankle weights are discreet under clothing and fit snugly, so you won't even notice them for long periods! Just wearing them will burn fat without you realizing it, and all your daily activities will turn into exercise. Product Material: The fabric is a blend of spandex and nylon, commonly used in sportswear. The weights are made of plated iron. About the material: The material is breathable, so it doesn't get stuffy from sweat. ↓ Men's & Women's running shoes are listed together ↓ Please take a look if you'd like! #PIKU Running Shoes Various ↑ Discount for bulk purchase #Ankle Weights