Bangerz Field Hockey HS3700LT Goggles Proprietary injected resin provides the ultimate protection of a traditional wire cage, while weighing only 3.2 oz Strategically positioned rear vertical side bar prevents the possibility of ball or lacrosse head penetration; commonly referred to as the "impact test" and "poke test" Adjustable, washable and replaceable double headstrap holds eyeguards in place Fully removable and replaceable padding system Meets ASTM F803-03, US Lacrosse and PECC certified lab requirements for women's adult and youth lacrosse & field hockey