Obersee Girls Gymnastics Leotard One-Piece Athletic Activewear is great for any occasion. This leotard is made from 80% nylon and 20% spandex. Both nylon and spandex are known for their high elasticity and strength, making them ideal fabric choices for a leotard. Plus, the fabric blend is not itchy and will last for gymnastics competition after competition. These leotards can be hand washed or put in the washing machine on cold.