Hi-Vis Group A. Certified to EN 471 - class 3/2 and EN 343 - class 3/1. Updated to EN ISO 20471 - class 3. The product is certified with maximum 0,1500 m² logo area. This approved area must not be exceeded. Logo on, respectively, front or back of the product can constitute only a maximum of 50% of the total approved logo area in order to maintain the EN ISO 20471-certification.