The Mustang MV1254 T3 High Visibility Industrial Mesh Flotation Vest offers maximum visibility, mobility and comfort.50 mph dynamic strength-tested constructionProvides a minimum of 155 square inches of reflective material - meets ANSI 107-2010 Class 1 (ANSI fabrics are more UV sensitive, and the fabric’s visibility can decrease after extended exposure to UV rays)Mesh shoulders offer mobility and comfortLarge front pockets with Velcro closureSide adjustments for dual sizingHigh waist reduces interference with tools and duty beltsApproval: USCG - UL1123 - Marine Buoyant Devices 160.064 - Type III