H&K&Acirc;&reg; USP .177 cal. BB CO2 Pistol, Model: 2252300, Sport & Outdoor One (1) PRO-TEC Protective Equipment Classic Bucky Helmet Size: Medium / 21.4 - 22 Color: Yellow / Green Fade Deep fit, super flexible HDPE shell and fully wrapped in Dri-Lex liner for comfort Does NOT meet CPSC standards and cannot be shipped to CA