The Costa Technical Crew Long Sleeve offers superior sun protection and performance qualities. The 4.1 oz 100% microfiber polyester Costa Technical Crew Long Sleeve is lightweight, comfortable, and sure to keep the sun’s rays from penetrating through to your skin. Features: • UPF 50+ Superior Sun Protection • Anti Bacterial Protection • Permanent Moisture Wicking Technology Model name: Technical Catonic Crew Item no: TECHCAT 13B Color: Blue Size: XL Excellent condition Questions? Leave a comment below!