100% Polyester. Fabric: Birds Eye, Knitted. Design: Contrast Detail. Neckline: Ribbed, Turn Down Collar. Sleeve-Type: Short-Sleeved. Fabric Technology: Breathable, Moisture Wicking, Stain Resistant. 3 Button Placket, Reflective Tape, Side Vents, Twin Needle Stitching. Sun Rating: UPF 35+. Conforms to Safety Standard: ANSI/ISEA 107 Type P Class 2, ANSI/ISEA 107 Type R Class 2, CE Certified, EN ISO 20471: 2013 + A1: 2016 Class 1 And 2. 175gsm. Sustainability: Oeko-Tex Standard 100 Certified, REACH, Sedex, WRAP Certified. Ref: UTPC6254