Warm, breathable and quick to dry, the Coefficient Fleece Hoody is everything you want in a lightweight alpine midlayer. Quarter-length zipper lets you regulate temperature on the go.1

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A midlayer built for anything from ski tours to alpine ascents, the Coefficient Fleece Hoody features Polartec® Power Dry® fleece with a gridded interior for increased wicking performance and added breathability. The under-the-helmet hood and quarter-length zipper let you regulate temperature on the go, so you don't find yourself overheating a half hour into the day. A slim cut helps the Coefficient Fleece Hoody fit comfortably under your shell and it easily stashes in your pack.


Primary fabric is Bluesign® approved

Gridded interior

Close fitting, under-the-helmet hood

Zip chest pocket

1/4 length zipper

Lightweight stretch cuffs with integrated thumb loops



El Salvador



Patented grid construction knit strengthens performance efficiency by increasing warmth and breathability, while also reducing fabric mass. These geometric patterns improve compressibility, wicking, and add technical style. By reinventing thermal warmth possibilities, Power Grid™ is a minimalist design that maximizes fabric performance.


We trust what we make because we use what we make. All Black Diamond products are covered by a two year warranty policy. Learn More


Protecting the places wer love is as important to us as building the gear to take you there. Utilizing sustainabily produced raw materials is a cornerstone to our approach and foundational to this commitment. We are continually developing and innovating new technologiues to both improve the performance of our apparel and reduce environmental impact. 88% of all apparel styles for spring 2023 meet ECO lable status. Styles carrying the ECO label status are made of one or more of Black Diamond's targeted sustainablity attributes.

Bluesign Approved Material

Materials approved by Bluesign have undergone strict prodcution criteria from the raw materials to the end product to ensure they follw standards that are responsuible and sustainable with regard to people, the enviornment and resources. With Bluesignapproved materials, users can be assured that their products were manufactured with responsibly use of resources and the lowerst possble impact on people and the enviornment.




Polartec Power Dry Fleece (51% Polyester, 36% Nylon, 13% Elastane, 180gsm) S-XL

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