Original Xiaomi Mijia 7th Matte Silicone Waterproof Swimming Cap for Adult, Ears Protection Hat(Black)

1. Premium silicone for ultimate stretch and durability, non-toxic no smell, quick drying, non-fading.
2. Designed to be flexible and adaptable to all head sizes without tearing like cheaper caps.
3. Elastic, no deformation, easy to put on, non-slip,tight fit, protects skin and hair from chlorine..
4. Ergonomic design for improved comfort and fit, the hydrodynamic, wrinkle-free design can decrease drag, allows you to swim faster with less resistance.