LOW-PROFILE COMFORT. INCREASED COVERAGE. Step onto the field with an extra layer of protection when you wear the Nike Charge 2.0 Football Shin Guard. Its anatomically correct shape features a polypropylene shell for low-profile comfort and an EVA foam back for increased coverage. Anatomically correct, pull-on design for optimal comfort. Molded eva foam back provides increases coverage where you need it most. The material is 66% polypropylene and 34% eva. Polypropylene shell gives you low-profile protection.