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Woolverino Men's 1/4 Zip – Microweight Merino Wool Base Layer
Color
Black
Size
Microweight Woolverino Men's 1/4 Zip – Merino Wool Base Layer brings you the best of both worlds: zip up when it’s cold, unzip when it’s hot. Built with Woolverino Core Spun Technology, this lightweight 1/4 zip combines the natural performance of Merino wool with the durability and stretch of nylon and spandex. Wear it as a breathable base layer or a stand-alone top for year-round comfort. Available in classic Black and Ash Gray.
Color Palette
Winter Palette – Deep black and cool ash gray tones ideal for versatile layering and seasonal wear.
Fabric + Features
- Fiber Content: 84% Merino Wool, 12% Nylon, 4% Spandex
- OEKO-TEX® STANDARD 100 Certified • Woolmark® Certified • RWS Certified
- Knit: 145 g/m² Micro Weight Jersey Knit
- Microns: 17.5 Micron Fibers
- UPF Rating: 20
- Total Easy Care: Machine Wash & Dry
- 1/4 Zip Mock Neck with YKK semi-auto locking zipper
- Zipper garage to protect skin • Tagless label for itch-free wear
- Flat lock seams prevent chafing
- Light and packable
- Weight (Size Large): 8.8 oz (249 g)
- Imported
Size Guide
Style #: 744
See the Ruthie’s Rack Minus33 Size Chart for fit details. Runs true to size.
Care
- Turn inside out • Machine wash cold, gentle cycle, with like colors
- Use mild or wool-specific detergent (Nikwax Wool Wash recommended)
- Tumble dry low • Do not use fabric softener or bleach
- Store in an airtight container when not in use for long periods
Product Story
Woolverino uses Core Spun Technology—nylon at the core for strength, elasticity, and resilience, and Merino wool on the outside for insulation, moisture-wicking, and UV protection. Warm when you need it, cool when you don’t, this top is designed for hiking, biking, fishing, hunting, and everyday wear in all four seasons.
Color
Black
Size
Microweight Woolverino Men's 1/4 Zip – Merino Wool Base Layer brings you the best of both worlds: zip up when it’s cold, unzip when it’s hot. Built with Woolverino Core Spun Technology, this lightweight 1/4 zip combines the natural performance of Merino wool with the durability and stretch of nylon and spandex. Wear it as a breathable base layer or a stand-alone top for year-round comfort. Available in classic Black and Ash Gray.
Color Palette
Winter Palette – Deep black and cool ash gray tones ideal for versatile layering and seasonal wear.
Fabric + Features
- Fiber Content: 84% Merino Wool, 12% Nylon, 4% Spandex
- OEKO-TEX® STANDARD 100 Certified • Woolmark® Certified • RWS Certified
- Knit: 145 g/m² Micro Weight Jersey Knit
- Microns: 17.5 Micron Fibers
- UPF Rating: 20
- Total Easy Care: Machine Wash & Dry
- 1/4 Zip Mock Neck with YKK semi-auto locking zipper
- Zipper garage to protect skin • Tagless label for itch-free wear
- Flat lock seams prevent chafing
- Light and packable
- Weight (Size Large): 8.8 oz (249 g)
- Imported
Size Guide
Style #: 744
See the Ruthie’s Rack Minus33 Size Chart for fit details. Runs true to size.
Care
- Turn inside out • Machine wash cold, gentle cycle, with like colors
- Use mild or wool-specific detergent (Nikwax Wool Wash recommended)
- Tumble dry low • Do not use fabric softener or bleach
- Store in an airtight container when not in use for long periods
Product Story
Woolverino uses Core Spun Technology—nylon at the core for strength, elasticity, and resilience, and Merino wool on the outside for insulation, moisture-wicking, and UV protection. Warm when you need it, cool when you don’t, this top is designed for hiking, biking, fishing, hunting, and everyday wear in all four seasons.