Foam rollers may be simple devices but their mileage ... belt or pair of gloves in the closet for a while and watch how the material stiffens up. Foam rolling helps eliminate similar stiffness ...

When you want to foam roll, say, for tight calves ... It’s also made of a lightweight, sweat-wicking material, which is key if you’re going to be working out outside or in hotter climates.

It helps to break up knots, improve blood flow, and tell your hip flexors to chill out. When you foam roll your hip flexors for even just a few minutes, you can loosen things up and move more ...