Maybe shave down the rack maybe carry less food but don't ditch the R2 Vest for climbs where core warmth matters as much as weight. Its unique variable-knit polyester ensures optimal breathability moisture-management and warmth for low-bulk core insulation that's especially effective when worn under a shell. Stretchy R1® fabric (made with 60% recycled polyester) lines the inner collar for next-to-skin comfort. The vest has an easy-to-use front zipper welded-in zippered handwarmer pockets and forward-set shoulder seams for comfort with a pack. Recyclable through the Common Threads Recycling Program.

Buy the Mountain Hardwear Spirit SL 32 Degree Sleeping Bag at Altrec.com. Orders over $45 qualify for free shipping.