Silverescent® technology: Powered by X-STATIC®

Comfortable support for summer running

This innovative foam provides an incredible energy return

Women's Altra Escalante 4 - City Park Runners

Please do not use with retractable leashes

Naak Energy Drink Mix water resistant Silverescent® technology: Powered by X-STATIC®Naak Energy Drink Mix City Park Runners Fuel your ultra distance on liquid energy. Nak Ultra Energy Drink Mix provides 250 calories per 500ml of water. Fast acting and easy to ingest, it provides all the nutrients you need to race an ultra. Developed with pro athletes, Nak Ultra Energy Drink Mix is the first drink mix that provides complete proteins (EAAs) and BCAAs at optimized levels for long term efforts, preventing the degradation of muscle fibers