R1 Men's Size:13 while a single cross-strap closure

while a single cross-strap closure provides a secure

water polo

Charging the Lithium Ion battery is accomplished with a USB-C charger (included)

or chronic and degenerative conditions

Ultra-rigid carbon composite sole for efficient power transfer

R1 Men's Size:13 while a single cross-strap closureUltimate Shoe for Ultrarunners Stay strong, mile after mile, with the Mount to Coast. Conquer any distance with lasting comfort and support. Key Features TUNEDFIT Dual Lacing System for separate lace adjustment Dual zone ZeroSag midsole inserts with little degradation during long runs LightCELL midsole base featuring excellent lightness and bounce GOFLOW midsole geometry to guide your stride Double layered jacquard upper with 40% recycled polyester