Moisture your greatest enemy…

1. Moisture your greatest enemy…

2. Precipitation, Perspiration, Aspiration

3. How to Stay Warm • Stay dry • Dress is several light layers • Bring raingear on all trips • Outerlayer should be a nylon-like material to shed snow • Cotton is the worst cold weather clothing

4. And the Best Way to Stay Warm • …not to get cold!

5. Insulation… • Clothing doesn’t “heat” you as a furnace does. • It insulates you to hold in the heat your body produces. • Clothing that traps dry air provides the best insulation.

6. Wool Excellent natural insulator Warm even when wet Somewhat expensive Check grandma’s attic, army-navy stores, thrift shops Merino wool is very soft socks, hat, gloves, shirts, sweaters, pants

7. Polypropylene Wicks moisture away from the skin Makes you feel warm and dry Worth every penny sock liners, underwear, hats, gloves

8. Goose Down Extremely lightweight Worthless when wet Very expensive sleeping bags, vests, jackets, gloves

9. Thinsulate Light, thin insulation Reasonably priced hats, jackets, gloves

10. Quallofil, Hollofill, • Polyguard, etc. Man-made imitation of goose down Good insulation Pretty good even when wet hats, gloves, sleeping bags

11. A Typical Layer System Head: Up to 65% of heat loss can be from the head. “Put a hat on to keep your feet warm.” Neck: Wear a scarf or (better) a hood. Wrist: Extended jacket cuffs, gloves, or wristlets cut from an old pair of socks. Hands: Gloves or mittens. Mittens are warmer, but offer no dexterity. Best combination - thin gloves inside heavy mittens.

12. Footwear • Rubber bottom, leather top boots with wool felt liners. • Nylon snowmobile boots with felt liners. • Rubber boots with built-in foam insulation. • Nylon gaiters • Leather boots should be treated with “snowseal” or similar dressing to keep them water resistant. • Boots must have room for whatever winter socks you plan to wear, plus room to wiggle your toes. • Don’t cut off circulation!

13. A Typical Layer System • Polypropylene underwear • One pair polypropylene liner socks • One or two pair wool socks • Medium weight wool or fleece shirt • Wool or fleece pants • Wool sweater or fleece jacket, preferably with hood • Nylon windbreaker with hood • Wool gloves, fleece hat, chapstick • Boots • Gaitors