This lightweight shirt offers robust protection from mosquitoes without the use of toxic chemicals. Product Features Mosquito Protection Technology provides chemical-free mosquito protection that will not wash or wear away Uses a tight-weave engineered fabric that acts as a robust barrier to mosquitoes Design features offer additional protection: an adjustable cuff and fold-up collar with a button closure for neck coverage Drop-in chest pocket BluesignA(R)-approved recycled fabric: materials and production minimize the impact on people and the planet Product Description This 100% recycled poly tight weave fabric is equipped with chemical-free Mosquito Protection Technology which provides highly effective and durable protection from mosquito bites. MPT doesn&';t use any chemicals or biocides, making it safer for the environment. This shirt moves and breathes well while having a flattering fit on a range of body types. Collection: Mosquito protection technology Environmental info: Recycled polyester Features: UPF 40+ Sun Protection, Breathable, Lightweight, Quick-drying, Stretch, Moisture wicking, Mosquito Protection Technology Material specification Material: 100% polyester Technical details UPF: UPF 40+ Back length: 25,5 in Weight: 4,5 oz Fit: Relaxed Fit Sleeve type: Long sleeve Closing: Buttons Pockets: Chest pocket(s)