100% Polyester. Fabric: 2 Way Stretch, Neoteric. Design: Textured. Neckline: Crew Neck. Back Style: Open. Fit: Relaxed Fit. Sleeve-Type: Set-in, Short-Sleeved. Back Neck Tape, Tearaway Label, Twin Needle Stitching. Fabric Technology: Lightweight, Moisture Wicking, Quick Dry. Sun Rating: UPF 30+. 140gsm. Sustainability: Amfori, BSCI, Oeko-Tex Standard 100 Certified, PETA-Approved Vegan, Sedex, WRAP Certified. Ref: UTRW8781