Description 100% Coolpass Material Segmented tape for extra breathable comfort Mesh underarm for maximal ventilation Taped neck for extra comfort One left chest pocket and three button placket STANDARDS CoolPassCoolPass fabric is a unique, effective moisture management system that provides professional grade breathability strong enough to face even the toughest tropical climates.  EN ISO20471:2013 A1:2016 Class 2EN ISO20471:2013 a1:2016 is the harmonized European standard for high visibility clothing. It specifies the requirements for signaling the users presence during day or night time. High visibility clothing is grouped into three classes related to risk assessment.The performance class can be obtained using a single garment or a clothing ensemble, e.g. jacket and trousers. CLASS 2: Medium level -Minimum background material 0.50 m2 -Minimum retro-reflective material 0.13 m2