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Women

Icebreaker Siren Merino thong

Price without code 25.99

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10 Reviews

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Size

Long

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Features of Icebreaker Siren Merino

Product description of Icebreaker Siren Merino thong

Description summary

Experience minimalist comfort with the ICEBREAKER Siren Merino Thong. Designed for versatility, this soft and simple base layer is perfect for everything from intense workouts to casual daily wear. It features innovative corespun fabric, wrapping soft merino wool around a nylon core for enhanced durability without sacrificing next-to-skin softness. The bulk-free design and forward side seams ensure chafe-free comfort. Naturally breathable, odor-resistant, and temperature-regulating, it´s the ultimate underwear for all-day performance and style

Soft and simple underwear that offers minimalist comfort thanks to our corespun fabric, the Siren Thong pairs perfectly with both athletic shorts during a workout, or a casual dress later that night.

Our corespun fabric uses nylon fibers wrapped in merino wool for added strength and durability that retains next-to-skin softness.

The forward side seams and bulk-free design make for simple, chafe-free comfort during both active and daily wear.

FEATURES:

- Fit:Slim - Layer:Underwear - Best for:Yoga & Studio, Outdoor & Hiking, Travel & Lifestyle - Benefits:Comfort, Breathable, Durable, Odor Resistant - Bulk free comfort at waist and leg opening - Side seams moved forward for additional comfort - Corespun fabric for added durability.

Specifications:- Weight:150 Ultralight - Fabric:83% Merino Wool, 12% Nylon, 5% LYCRA® corespun.

-Care:Machine wash.

Dries fast in the shade, but do not tumble dry.

Exact instructions on the care label.

Technology:- TEMP CONTROL:Merino naturally keeps you warm in cold weather and cool in warm weather.

- BREATHABLE:Merino absorbs and releases vapour to prevent overheating and clamminess.

- UV PROTECTION:Merino gives you extra protection against the suns harmful rays, naturally.

- NO ODOR:Naturally anti-bacterial, it can be worn for days without washing.

Through merino wool Icebreaker is able to create a sustainable product.

Wool is a natural, durable and biodegradable product.

Icebreaker wool is obtained following ethical criteria and is part of the ZQ program that ensures that farmers take care of the sheep and the land they inhabit.

Specifications

Manual

Size chart

Technical specifications of Icebreaker Siren Merino

Fabric composition

83% Merino Wool, 12% Nylon, 5% Lycra
Fabric weight

150 Ultralight
Moisture wicking

Yes
Flatlock seams

Yes
Anti-odor technology

Yes
Color

Black
Features

Thermal
Features

UV Protection
Features

Stretch
Product Type

Panties
Gender

Women

Features of Icebreaker Siren Merino

Color Black

Color

Black

Features Thermal

Features

Thermal

UV Protection

Stretch

Product Type Panties

Product Type

Panties

Gender Women

Gender

Women

Key differentiators

Technology in Icebreaker Siren Merino thong

Energy rating

Warnings

5 / 5

10 Reviews

What our customers are saying about Icebreaker Siren Merino thong

Experience superior comfort and performance with this Icebreaker merino wool thong. Buyers rave about its exceptional quality, light feel, and quick-drying properties, making it ideal for multi-day treks and daily wear. The soft, discreet design ensures it´s invisible under form-fitting garments like leggings. Enjoy lasting comfort and improved sewing quality

Best thong of my life

2026/04/25

Manon

This is the most comfortable thong I´ve ever worn. I recommend it 100%. Fits true to size

Super quality

2025/11/18

Maria

The usual high quality from Icebreaker! Perfect workmanship!

Comfortable underwear

2025/02/16

Ana

Really love these. Ordered one to try it out - just order a whole batch of them! Light, comfortable, quick drying, and invisible under tight fitting clothes.

Perfect

2024/11/22

Yolanda

Perfect

Great product

2024/01/20

Jane

This thong is fantastically practical and comfortable to use on multi day treks. Light comfortable and quick drying after washing. Highly recommend!

Favorite!

2022/10/11

TERA

I like it so much I changed everything to this one! I'm glad that there aren't many wool tanga

Nice underwear

2021/04/29

Roxana Gaina

Light soft and comfortable.

Must buy!

2016/10/25

ACO

I am a big fan of this thong. It´s very stylish, comfortable and suitable for both daily life and outdoor activity. Unfortunately it used to be very easy to come apart. Yes sewing quality was not great. But it´s all improved now!

Everything perfect

2026/10/05

Maria

They are expensive, but they are worth it. I was looking for a natural fabric that would wick moisture when I go to the gym. A 10

Comfort and lightness

2022/10/29

Lolo

Very nice quality and soft against the skin. Ideal under sports pants such as leggings or any other form-fitting garment. Discreet and quality.

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Icebreaker Siren Merino thong

Features of Icebreaker Siren Merino

Icebreaker - Clothing - Base layers

Product description of Icebreaker Siren Merino thong

Technical specifications of Icebreaker Siren Merino

Color Black

Features Thermal

UV Protection

Stretch

Product Type Panties

Gender Women

What our customers are saying about Icebreaker Siren Merino thong

Use cases

Best for

Benefits

Ideal buyer profiles

Competitive features