Why USA speed skaters have highlighted crotches!

Everything has a purpose, including those glaring gray patches on the inner thighs. These are pieces of “ArmourGlide,” a super-slick material that apparently reduces friction by up to 65 percent. This makes sense as an innovation: You will surely skate faster if your thighs aren’t sticking together, and nobody wants the sort of chafing that comes with criss-crossing your legs at high speed

title

Content Goes Here