Details Effortlessly take on the elements in Smartwool's Women's Intraknit Merino Sport Vest. Featuring Smartwool's Intraknit™ technology to amplify movement and comfort during high-intensity activities and knit mesh ventilation designed to keep you dry and comfortable, you can explore longer and farther with ease. Material Front Panel: 100% Polyester. Back Panel and Collar: 53% Merino Wool, 45% Polyester, 2% Elastane. Exclusive of Decoration. Fit Regular Fit Details Smartwool's regular fit is intended to give you room to move, without additional bulk Featuring Intraknit™ technology: Insulation, articulation, and ventilation are seamlessly integrated to amplify movement and comfort during high-intensity activities Knit front panel provides a balance of wind protection, breathability, and warmth Seamlessly knit mesh ventilation designed to keep you dry and comfortable Maximum mobility built in Two secure zippered pockets Weight N/A Smartwool Intraknit Merino Sport Vest Women's