Source for Sports Thin Fit Liner Skate Socks Priority almost star-shaped taper design that

almost star-shaped taper design that ensures greater stiffness and provides players with heightened control and an impressive boost in shot velocity

which involves composite layering and lightweight polymer for a truly durable blade

however it is not certified

It also features a molded RFM composite blend

Source for Sports Thin Fit Liner Skate Socks Priority almost star-shaped taper design thatThe Source for Sports Thin Fit Liner Skate Socks are designed with one purpose, and that's to provide ultimate comfort. Built with a 360 degree stretch & moisture wicking materials, these skate socks are a staple for your hockey bag. They're so comfortable that you'll probably find yourself wearing them before hockey, during hockey, and after hockey.