HH® Tech products are lightweight technical tops for multisport activities. It consists of a lightweight fabric that wicks moisture away and feels soft and comfortable next to skin.Features: UPF 50 Technical Polyester Main Fabric Quick Dry and Wicking Flatlock Seams For Great Next To Skin Comfort Breathability 5/6 - Highly Breathable - Breathability range is the Helly Tech Performance range. 10000 to < 20000 g/sq.m/day Lightness 6/6 - Extremely Lightweight Weight: 170gUses: Camping & Hiking, Coastal Sailing, Dinghy/Lifestyle, Inshore Sailing, MountaineeringTrekkingUrban & City LifeHelly Hansen Tech T-Shirt Navy 597 48363