The DonJoy Hat Trick head guard provides a heightened level of protection by reducing typical soccer impact forces such as head-to-head contact by as much as 50-percent. This head guard is ultra-lightweight weighing 1.6 ounces. The low-profile ventilated design allows for unrestricted natural head and neck movement and will not alter a playerÂs feel for the ball. The CoolMax liner fabric accelerates moisture evaporation to keep the head cool. The DonJoy Hat Trick head guard is constructed of impact absorbing ForceBloc which is a foam layer that wraps around the head protecting crucial impact zones at the forehead rear cranium and temples. The 4 adjustable latex-free Velcro straps help provide a uniform fit. Meets every performance requirement in ASTM F2439 which is the standard specification for head gear used in soccer. The DonJoy Hat Trick head guard is permitted for use by FIFA the U.S. Soccer Federation and National Federation of State High School Associations. This unisex head guard is ideally suited for soccer players of all ages and ability levels.