The Patagonia R1 Hybrid Vest Mens is a versatile men's outdoor vest designed for those who seek lightweight warmth during active mountain days. Crafted with Polartec Power Grid fabrics, it ensures excellent stretch and breathability, making it an ideal choice for layering. The vest's hybrid design enhances warmth in key areas while promoting ventilation where needed, ensuring comfort throughout your adventures. Produced in a Fair Trade Certified factory, this vest supports ethical manufacturing practices. Lightweight and easy to pack for on-the-go adventures Polartec Power Grid fabric offers durability, stretch, and breathability HeiQ Pure odor control keeps the vest fresh during extended use Hybrid design provides warmth in the chest and shoulders while enhancing breathability in the back and underarms Slim fit with a low-bulk hem for seamless layering Low-profile shoulder seams prevent chafing under a backpack Zippered left-chest pocket with a mesh pocket bag for added breathability