Microweight Women's Wool Bikini Briefs - Woolverino

MICROWEIGHT MERINO WOOL BIKINI BRIEF

Our Woolverino Women's Bikini is here to become your new go-to pair of underwear. Our new Micro weight blend brings you underwear that is breathable, moisture-wicking, and durable for a variety of activities and everyday wear. This bikini is designed to have full rear coverage, with an elastic waistband to help everything stay in place. Because the last thing you should be worried about is your underwear. 

Fabric

• Fiber Content: 84% Merino Wool, 12% Nylon, 4% Spandex
• OEKO-TEX® STANDARD 100 Certified
• Woolmark® Certified
• Knit: 145 g/m² Micro Weight Jersey Knit
• Microns: 17.5 Micron Fibers
  
• UPF Rating: 20
• Total Easy Care: Machine Wash and Dry
• Responsible Materials: Wool is naturally PFAS-free. Our garments are made with no intentionally added PFAS.
• Wool Source: Australia
• Imported.

FRICTIONLESS LOWER-BODY STABILITY UNDER LOAD

The Merino wool bikini brief establishes a highly specialized foundation for intense physical output by re-engineering the traditional active undergarment footprint, making it an essential base layer to add to your rotation of performance wool clothes. Constructed with horizontal rolling resistance, the wide sport elastic waistband maintains structural stiffness to prevent flipping or digging into the lower abdomen under heavy backpacking hip belts. The high-cut leg openings abandon common rubber elastic threads that bite into the skin, utilizing a flat knit fabric binding that moves naturally with your stride to eliminate localized binding.

Minus33 wraps an ultra-fine wool sheath around tough internal synthetic filaments to deliver superior shape memory, preventing this baseline layer from stretching out or sagging when heavily saturated with sweat. The slick jersey outer face exhibits a low coefficient of friction, allowing tight active layers to glide smoothly over the surface without bunching. Browse the online shop to check our full selection.

Features

• Bikini Style: High cut leg opening for better range of movement, high coverage back
• Waistband: 1-inch woven sport elastic waistband helps keep everything in place
• Flat Lock Seams: Prevents Chafing
• Runs True to Size
  
• Weight: Size Medium = 0.05 lbs. (23 grams)
• Style #: 2303

Uses

• Ideal Seasons: Spring, Summer, Fall, Winter
• Activities: Everyday Wear, Hiking, Camping, Biking, Running, Fishing, Hunting, Snowsports
• Temperature Recommendations: 30°F and up while active, 60°F and up while inactive -  Learn more about Merino wool fabric weights

Care

Washing and Drying Instructions - Learn more about wool care

• Turn Inside Out
• Machine Wash Cold: Gentle cycle with like colors
• Detergent: Mild or wool-specific
• Tumble Dry: Low heat
• Storage: Place in an airtight container when not in use for long periods of time
• Do NOT Use: Fabric softener or bleach!

Product Story

Woolverino

Woolverino's Core Spun Technology brings you a merino garment that is durable, athletically fitted and high-performing. Warm when you need it. Cool when you don't. It's Nylon inner core offers strength, elasticity, resiliency, and durability. Merino Wool outer sheath provides insulation, moisture-wicking, and UV protection.

FREQUENTLY ASKED QUESTIONS

How does the waistband handle pressure from heavy backpack straps and hip belts?

Standard underwear waistbands frequently bunch up or flip over when compressed by the heavy, padded hip belts of expedition packs. Our sport elastic band is structurally woven to distribute tension across a wide surface area rather than a narrow line.

Why is a core-spun fiber blend better for active briefs than pure wool?

While pure wool excels at temperature regulation, it can temporarily lose its elastic recovery when completely saturated with sweat, causing the fabric to stretch out and sag during a workout. Our core-spun technique wraps natural wool around a central synthetic nylon anchor filament.

Will the inner liner panel stay dry during high-output summer activities?

Synthetic active underwear relies on plastic fibers that pool liquid sweat on the surface, keeping cold moisture trapped directly against your body. The microweight jersey knit features fine 17.5-micron merino fibers that immediately absorb moisture vapor away from the skin surface and disperse it outward for rapid evaporation.