Marmot Women's Thermo 1/2 Zip Small Gator
If it's extra warmth you need, and a lightweight, half-zip style you want, the Thermo 1/2 Zip is the layering piece you'll love. Featuring PolartecPower Dry fabric, this fleece provides toasty warmth that won't weight you down whether you're wearing it or packing it away. Added stretch offers plenty of freedom of movement, while the dual-tone color design keeps you layered in style.