100% Polyester. Fabric: Performance, Stretch. Design: Plain. Sleeve-Type: Long-Sleeved. Fastening: Quarter Zip. Neckline: Standing Collar. Bulk Free, Lightweight, Moisture Wicking, Tag Free, Twin Needle Stitching. Sun Rating: UPF 40+. Conforms to Safety Standard: Amfori, BSCI, Sedex, WRAP Certified. 135gsm. Suitable for: Screen-Printing, Transfer Printing. M: 38 in. L: 42 in. XL: 46 in. Ref: UTRW6549