TIP SHEET

Humble long johns have come a long way. Now called "base layers," these high-tech undergarments are made of synthetic fabrics or itch-free wool, and wick away sweat to keep you warm and dry on the slopes.

1. Fleur d'hiver The Emily top ($54) and Veronica bottoms

($54) sport futuristic fabric with a feminine touch;

fleurdhiver.com.

2. Snow Angel Doeskins V-Waist bottoms ($48) sit low on the hips, while the crewneck top ($54) is made of plush micro-fleece;

snow-angel.com