Brooks Men's Glycerin Flex Size:13 the Sweatshirt Crew Run Valley

the Sweatshirt Crew Run Valley brings the ease of a running layer into a relaxed

Made with a pliable nylon-blend for better forefoot flexibility

Altra's roomiest toe box for natural movement and space through the midfoot

BODY BATTERY™ ENERGY MONITORING Track your body’s energy levels to find the best times for activity and rest

Category: Distance Track Spike

Brooks Men's Glycerin Flex Size:13 the Sweatshirt Crew Run ValleyWhy You'll Love It: Built with targeted flex grooves, the plush Glycerin Flex is designed to blend flexibility with luxurious cushioning Category: Neutral Weight: 9. 1oz Drop: 6mm Stay tuned in to the run with the Glycerin Flex. A midfoot flex groove, combined with innovative cushioning, delivers a flexible, smooth ride from landing to toe off. KEY FEATURES: Unleash Your Feet: The FlexZone, the midfoot flex groove, plus the podular forefoot design