Built with ultralight Motiv Aero fabric with a subtle mesh structure, it is a fast-drying, quick-wicking and highly breathable tee. It is a lightweight, breathable fabric with odour control treatment to keep you fresh on multi-day adventures. As it effectively moves moisture away from the skin, it's ideal for use in your mountain layering system.Protect yourself from UV rays on hotter days or when you need extra warmth on cooler days. The Women's Sonic Long Sleeve Tee is ideal for mountain sprinting, high-energy climbs and speedy hiking. Motiv Aero single jersey fabric with subtle mesh structure (85gsm) with odour control treatmentMicro active low bulk seams - for strength and next-to-skin comfortCollar and deep venting lightweight YKK chest zipRaglan sleeve construction Hidden stretch thumb loops Regular fitMaterial: 100% PolyesterColour: Grey