Minus 33 Woolverino Micro 1/4 Zip Merino Sun Hoodie
Review by Erin Trail
The Minus 33 Woolverino Micro 1/4 Zip Merino Sun Hoodie is a lightweight option that’s good for both summer and winter months.

Details
- One Chest Pocket
- YKK Semi-Auto Locking Zipper Pull
- Zipper garage at neckline
- Flatlock seams
- Fit: Regular
- 84% Merino Wool, 12% PFAS-Free Nylon, 4% Spandex
- OEKO-TEX® STANDARD 100 Certified
- Woolmark® Certified
- Responsible Wool Standard® (RWS) Certified
- 145 g/m2 Micro Weight Jersey Knit
- 17.5 Micron Fibers
- UPF Rating: 20
- Total Easy Care: Machine Wash & Dry
- Wool Source: Australia
Fit and Function
I am a women’s medium on the Minus 33 size guide and found that the Woolverino Micro 1/4 Zip Merino Sun Hoodie fits true to size. There is a slight amount of room beneath the hoodie for layering, but it’s not loose or baggy.

The Minus 33 Woolverino Micro 1/4 Zip Merino Sun Hoodie’s features are fairly standard for a hoodie. Of note, there’s a small zipper chest pocket. The pocket isn’t big enough for a phone, but it made a nice and secure spot to place my sunglasses to prevent me from losing them of stepping on them.’

I have been wearing the Minus 33 Woolverino Micro 1/4 Zip Merino Sun Hoodie during camping weekends in Colorado’s Rocky Mountains. My main test of the hoodie was on a solo overnight bikepacking trip. I was looking for a layer that would serve as both my main shirt for the ride to my campsite as well as double as a shirt for wearing around camp and for sleeping.
The Minus 33 Woolverino Micro 1/4 Zip Merino Sun Hoodie performed very well during my camping trips.
The seams on the Minus 33 Woolverino Micro 1/4 Zip Merino Sun Hoodie are well done. They’re flatlock seams and are placed well, so they don’t rub or chafe or interfere with packs.
The knit fabric of the Minus 33 Woolverino Micro 1/4 Zip Merino Sun Hoodie is on the light side. My hoodie is the Mint colorway and is definitely a bit see-through. The UPF 20 rating did provide enough sun protection where I didn’t get sunburned, even with 2 hours on my bike in direct sun.

I was pleased with how breathable and how quickly the Minus 33 Woolverino Micro 1/4 Zip Merino Sun Hoodie dried. I wear a hydration pack when I ride, so my backside gets pretty sweaty. Once at camp, by the time I had my bike unpacked and my tent set up, the hoodie was completely dry.
Thanks to the Merino wool, the hoodie remained odor free, even after 2 hours of pedaling. I felt fine wearing the hoodie around camp and to sleep in, never once feeling grungy.
The Minus 33 Woolverino Micro 1/4 Zip Merino Sun Hoodie fabric does seem to be pretty durable, despite it’s light weight. Some shirts don’t hold up well against hydration packs. This hoodie didn’t show any signs or wear (pilling or rubbing). The only sign of use after my 2 days of wearing it was a sweat stain that easily came out in the wash.
Happily, the Minus 33 Woolverino Micro 1/4 Zip Merino Sun Hoodie is machine washable, making it easy to care for.
I also used the Minus 33 Woolverino Micro 1/4 Zip Merino Sun Hoodie as a baselayer overnight as temperatures dropped. The fitted hood stayed in place and I appreciated the zipper garage, which allowed me to fully zip up the hood and not have a zipper irritating my neck or chin. The thumbholes are well placed and the shirt layered well under my zip-up fleece hoodie.

Erin Trail
Trail Boss of Stoke

Erin is a former Montana park ranger with a degree in environmental engineering. She loves getting into technical details while putting her gear (and herself) through the paces. She shares her home in Colorado with her husband, Will, and her 3 cats (Zipper, Brewtus, and Simcoe).





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