Men's Hiker Micro Crew Midweight Hiking Socks, Walnut Size:Men's Large 000 Colony Forming Units (CFU)

000 Colony Forming Units (CFU) per gram of powder (Lactobacillus casei*

Phosphorus  Not Less Than  0

Built to last - Resists rust and corrosion

Jug covers up to 130 square feet

making it an excellent addition to a high-protein

Men's Hiker Micro Crew Midweight Hiking Socks, Walnut Size:Men's Large 000 Colony Forming Units (CFU)Unrivaled Durability Darn Tough makes one thing, and they make it better than anyone else ask any thru hiker and you will likely hear the same. In order to meet the Darn Tough standards a hiking sock must be durable. It must maintain its comfort, and it has to fit for miles upon miles on trail. They never stop improving. They believe that they "have yet to produce our best sock, but we get better with every step." From the AT to the Pacific Crest