Shokz Open Swim Black Unisex Apparel Main Body: 185g/m2 90% recycled

Main Body: 185g/m2 90% recycled Polyester / 10% Spandex

Stack Height: 33 mm

- Padded heel and forefoot

- Accessories designed for your workout activities

-Packable construction for easier portability

Shokz Open Swim Black Unisex Apparel Main Body: 185g/m2 90% recycledTake open ear listening to new depths. OpenSwim (formerly Xtrainerz) is engineered with Shokzs signature open ear design and 7th generation bone conduction technology to ensure bud free, comfortable listening all day, in or out of the water. OpenSwim is completely waterproof and submersible, and features four gigabytes of MP3 storage, enabling athletes to train harder; no wires, no devices, no limits. Internal Music Storage Only Not Bluetooth