100% Polyester for durability. High visibility Front flap with velcro closures. Contrast grey binding Orange and yellow. Complies with AS/NZS 4602.1:2011 standard for high visibility safety garments - Class D (Day Use Only). Complies with AS/NZS 1906.4:2010 standard for high visibility materials for safety garments. Class D (Day Use Only) Yellow.