Meet the Shasta Lightweight Recycled Thermore Insulated Vest, perfect for keeping you at the right temperature for an active day on the trails. It can be worn with a tech tee on a dry day or under a waterproof when it's raining. We've made it lightweight to not drag you down and packable so it doesn't take too much room in your backpack. It's all about maximising your enjoyment, all year round.