• Open-Ear Design - Patented bone conduction technology delivers audio through the cheekbone, for a comfortable and secure fit. Bud-free listening and headphones that stay in place for every stroke.
• Internal Music Storage - Load your favorite audio and dive into your workout with 4GB of built-in MP3 storage, holding up to 1,200 songs. Not compatible with Bluetooth or audio streaming services.
• 8-Hour Battery Life - Enjoy 8 continuous hours of premium audio while you’re cross-training.
• IP68 Waterproof Rating - Fully waterproof, Xtrainerz headphones perform in and out of the water. Submersible in depths up to 2 meters for 2 hours.

Shipping Note: Shipping to Alaska, Hawaii, and PO Boxes is not available for this item

Warranty: 2 Year Shokz Manufacturer Limited Warranty