Right now, you can pick up the top-rated Arc'teryx Proton Insulated Hoodie for 30% off at REI. That's a whopping savings of $105 off this impressively breathable and durable mid layer.
The Proton Insulated Hoodie is built for mountain pursuits where you'll be moving dynamically and need to regulate your body temperature. Wind-resistant, water-resistant and abrasion-resistant, it helps you to manage both the conditions on the outside and the inside.
