Soft sided girl's lacrosse helmet with Windpact's Crash Cloud™ technology, to absorb and disperse impact energy. Crash Cloud automatically adjusts to manage a wide range of impact rates, from soft bumps that only need minimal energy transfer to hard impacts requiring maximum energy transfer. Adjustable and removable spin dial gives a snug, comfortable fit. Eighteen vents to maximize comfort and keep your head cool. Our signature Ponytail opening for maximum comfort and style. Works with your existing lacrosse goggles. SIZING: Extra Small – Fits head size 16.25″-17.75″, Small/Medium - fits head size 18-21.5" , Large - fits head size 21.5" and up.