SLC/OR Mt. Whitney Vest-w/ moisture wicking Bamboo/Charcoal Mesh Like our recent visit to the cool gadgets laden International Consumer Electronics Tradeshow---stuff aimed at the outdoorsy crowd also serves up inventive ways to make time-in this case- under the open skies -fabulously tricked out with technology. Apparel usually gets its cutting edge performance features via the textiles used-and design features…generally speaking. Women's Squaw Peak Vest-adjustable silicone gripper waist…keeps cold out-Primaloft Gold collar insulation, Polartec WindPro insert panels, But as humans who switch out our layers (basic, mid, jacket/coat) every 10 degrees F.----we were beyond intrigued with NuDown "… the future of warmth … personalized climate control ..." outerwear specialist that counts on patent pending-proprietary technology----to manufacture jackets/vests capable of customizable levels of insulation via a pocket-hidden air pump that inflates-with compresse...