The ZnX represents a uniting of zinc to aluminum to produce a heat-treatable alloy that significantly increases the material strength and ultimately gives you a stiffer feel and less flex in the taper at the point of impact

Elastic Waist

100% cotton ring-spun duck stands up to years of use Cleanout openings that easily let dirt and debris escape and accommodate knee pads Multiple tool and utility pockets with left-leg hammer loop Heavy hauling reinforced back pockets to take on hand tools and more Made in USA

Brand new in the factory wrapper

New Smartwool Ski Racer Sock - Kid's Medium Black/Yellow Merino Wool Medium:Black/Yellow The ZnX represents a unitingSmartwool Kids Ski Racer Sock Merino Wool Over the Calf Sock for Boys and Girls Experience durability at its peak with the Smartwool Kids Ski Racer Socks. These socks are built for performance in the highest degree, making them ready for any adventure on your list while keeping your feet toasty warm and dry even in the harshest conditions. Merino Wool Light cushion shin and foot Flat knit toe seam