. Insulate your core in SmartWool's PhD HyFi vest, a midlayer ingeniously constructed of merino wool
to keep you warm and dry, with a double-knit nylon
face for durability and wind resistance.
- Itch-free merino wool regulates temperature, wicks moisture and resists odor
- PhD HyFi double-knit jersey has merino wool inside and a durable nylon face for wind resistance
- Stand-up collar
- Full-zip front with storm flap and zipper garage
- Zip hand pockets
- Mesh interior pockets
- Limit 12 per year
- Length: 27" (based on size large)
- Made in Viet Nam
- US shipments only
Complete sizing information for this product is available on the product page.
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