5-layer shell fabric is constructed with tough

While never intended to be a life preserver at sea

The dropped-tail design provides added coverage when bent over

Elastic hem and cuffs seal out the wind and provide a custom fit

creating a barrier that keeps rain

filson man 400g merino wool half zip fmfel0038k0185 310 Size:XXL 5-layer shell fabric is constructedOur heavyweight 400g Merino Long Sleeve Half Zip is soft and moisture wicking, making it an effective next to skin base layer in frigid conditions that can also double as a light sweater in cooler weather. Constructed from ultrafine heavyweight 400 gram wool, it naturally wicks away sweat and resists odors effectively. Features a short collar and a half zip front to effectively regulate your temperature.