Rnnr Crew Hat - Fast Enough Size:58 cm - L/XL What is the optimal hydration

What is the optimal hydration

Magnesium (Magnesium Carbonate)

head torch and gels

there is 350 mg of sodium and 80 mg of potassium

if you are known to have sensitive skin or prone to irritations

Rnnr Crew Hat - Fast Enough Size:58 cm - L/XL What is the optimal hydrationThe rnnr Crew hat is an all new style with six panels and a structured brim. This hat blends running performance and street style. The back four panels are buttery soft and have laser cut holes to keep you cool and comfortable. The structured brim lets you curve it like a traditional running hat. Our signature sweatband is behind the front panel for moisture management. The back strap has elastic stretch to keep you headache free.