100% recycled polyester. Ultra-breathable open mesh on the body. Front press stud fastening for quick removal and added security. Chest pocket for ID badge. Pen and mobile phone pockets. Two lower pockets with double access. Complies with EN ISO 20471:2013+A1:2016 Class 2 and EN ISO 13688:2013+A1:2021; the Hi Vis Orange version also complies with RIS-3279-TOM.