Get a lightweight layering piece that will keep you warm no matter the occasion. Polartec Fleece keeps you cozy warm, whether you're layering the Delta and about to go hit the slopes or hanging out with friends around a fire. An Articulated fit and Gusseted Underarms provides maximum range of motion and an almost tailored fit for all day comfort. Whether you're sweating or getting caught in a little rain, the Quick Drying feature lets the Delta dry out fast to avoid a wet, soggy feeling. Arcteryx knows comfort and performance when it comes to the Mens Delta LT. Polartec Classic 100 Micro Velour Small Grid Fabric - This fabric rapidly wicks moisture away from the skin, while still being highly breathable and ultra light.. Delta Series - Air-permeable, mid layer fleece. Thermally efficient and provides next-to-skin comfort.. Lightweight (LT) - High performance, minimalist design that is durable for its weight.. Essentials Collection - Versatile high performance designs for diverse activities and conditions.. Polartec Microfleece - Synthetic fleece textiles with stretch, warmth and air permeable properties. Offers durability.. No Slip Zip - The main zipper is equipped with 'speed bumps' near the collar to avoid self-opening.. Articulated Construction - No-lift gusseted underarms increases freedom of movement. Ergonomic design provides a natural fit.. Zip Neck Design1/2 front zip to improve venting.. High Collar - Seals in warmth and helps to block your face from wind.. Trim Fit - Slim fit, optimizes exceptional breathability during high output. Also allows for easy layering. .