Speedo Junior Hyperdeep Mask G.O. FIT System: Get full coverage and comfort with the mask fit Wide angle lenses maximize peripheral vision Silicone skirt for water-tight seal and comfort Speed fit clips for quick, easy adjustments Silicone head strap Designed for smaller, narrower faces Jr. Size fits most children and young adults 6-14 years old Tempered glass wide-angle lens mask Junior sized for youth or smaller faces Silicone skirt for watertight comfort Easy adjustable head strap for custom fit Made by Speedo, the world's #1 swim brand