Take open-ear listening to new depths for a much lower price! OpenSwim is engineered with Shokz’s signature open-ear design and 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. Get your 25% discount and take the plunge today! 4GB of MP3 Storage Not Bluetooth Compatible IP68 Waterproof 8-Hour Battery Life Comfortable Under Swim Cap