The lightest and most packable fully waterproof Castelli GORE-TEX® jacket.

GORE-TEX® SHAKEDRY™ product technology sheds water yet offers unmatched breathability.

The entire lower back is in GORE-TEX ® Topo stretch fabric to expand in diameter if you have a few extra winter kilos or full pockets.

Key Features:

· Reflective tape on back of both sleeves for high visibility in low-light conditions · YKK ® Vislon ® waterproof zipper slides easily for ventilation adjustments
· Internal wrist gaiter seals wrist and integrates with glove to keep water out.