Core Merino 120 LS Crew Sizes:Medium The Mountain Optics Harness is

The Mountain Optics Harness is rounded out with a brushed polyester face fabric for close in silent stalks

thermal comfort

GORE-TEX waterproof/breathable fabric keeps you comfortable and focused

300+ cu for those times you need to go from a day-trip pack to multi-day hunting sessions

For Walking

Core Merino 120 LS Crew Sizes:Medium The Mountain Optics Harness isEarly season pursuits call for the Core Merino 120 LS Crew. Sitka's lightest merino base layer, it features an ultralight merino wool blend that regulates temperature to help you stay comfortable through changing conditions and activity levels, and it naturally resists odor to suppress your scent. Plus, ArmorSpun merino wool gives it the extra durability needed to last for seasons to come. SPECIFICATIONS: Lightweight 120 gram, 17. 5 micron ArmorSpun