Compressport Ultra Trail Low Socks men the lithium ion battery is

the lithium ion battery is rechargeable via USB

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Two thirst quenching fruity flavours

Cleaning kit for larger capacity hydration systems

Secure cap to keep dust out

Compressport Ultra Trail Low Socks men the lithium ion battery isDescription When the trail demands stability, cushioning and some welcome freshness, we answer with the Ultra Trail Low Cut Sock: the perfect performance sock for trail runners who require comfort and support when the going gets tough. Equipped with the same high tech features as its crew cut sibling, this low cut running sock offers a reinforced terry toe box to protect you from bruised toes and nails on technical descents. Thicker terry bands