Complies with the EN ISO 20471:2013 + A1:2016 certification. The Orange colour also complies with the GO/RT 3279 certificatio... Complies with the EN ISO 20471:2013 + A1:2016 certification. The Orange colour also complies with the GO/RT 3279 certification. 2 horizontal reflective strips and 2 vertical reflective strips of 5 cm. Breathable.