100% Polyester. Fabric Technology: Breathable, Sun Protective, UV Protection. Fastening: Adjustable, Touch and Close Fastening. Design: Ergonomic, Printed, Zebra. Airstream Venting, Mesh Panels, Microfleece Padding, Stretch Poll. Conforms to Safety Standard: BS EN 13758-1:2002+A1:2006. Protects Against Flies, Protects Against Sun Burn And Sun Bleaching. Ref: UTER638