All sizes are in mens US with womens equivalent in brackets

Curved back hem helps keep you covered as you run

No-sew upper for comfort

Graudated fit to promote circulation for muscle performance and faster recovery

Gu Hydration Drink Tabs 12pk Brand_UltimateDirection All sizes are in mensCreated primarily for hydration, GU Hydration Drink Tabs offer the athlete a low calorie drink option. GU Hydration Drink Tabs are reformulated with xylitol to help reduce gastrointestinal distress when compared to sorbitol. Sodium, the primary electrolyte lost in sweat, helps maintain water balance. Use GU Hydration Drink Tabs before, during, and after exercise to hydrate and replenish electrolyte levels.