Endurance Fuel - Caffinated Drink Mix (50 Serving Bag) smartwool a close second

a close second

EPA drinking water standards* and NSF protocol P231 testing standard for removal of bacteria and protozoa

choose what you love

performance and traction for leading the way on family hikes and camping trips

moisture absorption and enhanced comfort

Endurance Fuel - Caffinated Drink Mix (50 Serving Bag) smartwool a close secondEndurance Fuel mixes with water to meet all your calorie, hydration, and electrolyte needs, without upsetting your stomach or making your taste buds revolt. Just toss it into a bottle or hydration pack, shake, and GO! Complete calories, electrolytes, and hydration: Ditch the gels, chews, and salt pills and go all day with just Tailwind! No gut bombs: Stomach problems? Youll love Tailwinds Endurance Fuel! Tailwind contains glucose and sucrose the same