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Icebreaker Womens Merino Siren Long Sleeve Shirt Sweetheart Black XS
Icebreaker Womens Merino Siren Long Sleeve Shirt Sweetheart Black XS
Icebreaker Womens Merino Siren Long Sleeve Shirt Sweetheart Black XS
Icebreaker Womens Merino Siren Long Sleeve Shirt Sweetheart Black XS
Icebreaker Womens Merino Siren Long Sleeve Shirt Sweetheart Black XS
Icebreaker Womens Merino Siren Long Sleeve Shirt Sweetheart Black XS
Icebreaker Womens Merino Siren Long Sleeve Shirt Sweetheart Black XS
Icebreaker Womens Merino Siren Long Sleeve Shirt Sweetheart Black XS
Icebreaker Womens Merino Siren Long Sleeve Shirt Sweetheart Black XS
Icebreaker Womens Merino Siren Long Sleeve Shirt Sweetheart Black XS
Icebreaker Womens Merino Siren Long Sleeve Shirt Sweetheart Black XS
Icebreaker Womens Merino Siren Long Sleeve Shirt Sweetheart Black XS
Icebreaker Womens Merino Siren Long Sleeve Shirt Sweetheart Black XS
Icebreaker Womens Merino Siren Long Sleeve Shirt Sweetheart Black XS

Icebreaker Womens Merino Siren Long Sleeve Shirt Sweetheart Black XS

(1,236 reviews)

A year-round baselayer that excels in both cool and warm weather. The Long Sleeved Siren is carefully crafted from a lightweight 150gm jersey merino wool and features a feminine sweetheart neckline, set-in sleeves and a small touch of LYCRA for added stretch comfort. The exceptionally breathable merino fabric naturally regulates your temperature and provides you with the appropriate insulation when it is cold, yet also cools you on a hot day. The unique odour resisting properties of merino are unrivalled, and you can wear your merino baselayer for days at a time without washing. A lightweight 150gm merino wool (96%) and spandex (4%) blend offers maximum comfort & stretch. The sweetheart neckline offers a feminine fit. The merino wool naturally resists odour, regulates your temperature and efficiently manages moisture. 134 g / 4.73 oz. Slim fit.

A year-round baselayer that excels in both cool and warm weather. The Long Sleeved Siren is carefully crafted from a lightweight 150gm jersey merino wool and features a feminine sweetheart neckline, set-in sleeves and a small touch of LYCRA for added stretch comfort. The exceptionally breathable merino fabric naturally regulates your temperature and provides you with the appropriate insulation when it is cold, yet also cools you on a hot day. The unique odour resisting properties of merino are unrivalled, and you can wear your merino baselayer for days at a time without washing. A lightweight 150gm merino wool (96%) and spandex (4%) blend offers maximum comfort & stretch. The sweetheart neckline offers a feminine fit. The merino wool naturally resists odour, regulates your temperature and efficiently manages moisture. 134 g / 4.73 oz. Slim fit.

$94.99 - $129.99

in 6 offers

Colour:

Icebreaker Womens Merino Siren Long Sleeve Shirt Sweetheart Black XS
Icebreaker Womens Merino 150 Siren Long Sleeve Sweetheart Top Midnight
Icebreaker Siren Sweetheart Long Sleeve Base Layer Grey XS Woman
Icebreaker Womens Merino 150 Siren Long Sleeve Sweetheart Top Grey Qua
Icebreaker Siren Sweetheart Long Sleeve Base Layer Grey XS Woman
Icebreaker Womens Merino 150 Siren Long Sleeve Sweetheart Top Lichen x
Icebreaker Siren LS Sweetheart (Women's) Metro Heather XL
Icebreaker Merino Siren Long Sleeve Sweetheart Womens Top - Mink - XS
Icebreaker Siren LS Sweetheart (Women's) Snow / XS
Icebreaker Womens Merino 150 Siren Long Sleeve Sweetheart Top Undyed x

Size:

S
M
L
XL

Icebreaker Womens Merino Siren Long Sleeve Shirt Sweetheart Black XS

$94.99

(1,236 reviews)

A year-round baselayer that excels in both cool and warm weather. The Long Sleeved Siren is carefully crafted from a lightweight 150gm jersey merino wool and features a feminine sweetheart neckline, set-in sleeves and a small touch of LYCRA for added stretch comfort. The exceptionally breathable merino fabric naturally regulates your temperature and provides you with the appropriate insulation when it is cold, yet also cools you on a hot day. The unique odour resisting properties of merino are unrivalled, and you can wear your merino baselayer for days at a time without washing. A lightweight 150gm merino wool (96%) and spandex (4%) blend offers maximum comfort & stretch. The sweetheart neckline offers a feminine fit. The merino wool naturally resists odour, regulates your temperature and efficiently manages moisture. 134 g / 4.73 oz. Slim fit.

A year-round baselayer that excels in both cool and warm weather. The Long Sleeved Siren is carefully crafted from a lightweight 150gm jersey merino wool and features a feminine sweetheart neckline, set-in sleeves and a small touch of LYCRA for added stretch comfort. The exceptionally breathable merino fabric naturally regulates your temperature and provides you with the appropriate insulation when it is cold, yet also cools you on a hot day. The unique odour resisting properties of merino are unrivalled, and you can wear your merino baselayer for days at a time without washing. A lightweight 150gm merino wool (96%) and spandex (4%) blend offers maximum comfort & stretch. The sweetheart neckline offers a feminine fit. The merino wool naturally resists odour, regulates your temperature and efficiently manages moisture. 134 g / 4.73 oz. Slim fit.

Colour:
Icebreaker Womens Merino Siren Long Sleeve Shirt Sweetheart Black XS
Icebreaker Womens Merino 150 Siren Long Sleeve Sweetheart Top Midnight
Icebreaker Siren Sweetheart Long Sleeve Base Layer Grey XS Woman
Icebreaker Womens Merino 150 Siren Long Sleeve Sweetheart Top Grey Qua
Icebreaker Siren Sweetheart Long Sleeve Base Layer Grey XS Woman
Icebreaker Womens Merino 150 Siren Long Sleeve Sweetheart Top Lichen x
Icebreaker Siren LS Sweetheart (Women's) Metro Heather XL
Icebreaker Merino Siren Long Sleeve Sweetheart Womens Top - Mink - XS
Icebreaker Siren LS Sweetheart (Women's) Snow / XS
Icebreaker Womens Merino 150 Siren Long Sleeve Sweetheart Top Undyed x

Size

XS
​

Price comparison

Last updated at 19/08/2025 15:46:28

Trekkinn.com

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cashrewards

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Deporvillage.net

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Tom's Outdoors

$109.99

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Find Your Feet

$129.95

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Paddy Pallin

$129.99

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Wild Earth

$129.99

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Price history

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Price history

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Price comparison

Updated about 1 hour ago
Trekkinn.com

$94.99

+$18.99 delivery

cashrewards

4.2% cashback

Deporvillage.net

$104.81

+$71.99 delivery
Tom's Outdoors

$109.99

Find Your Feet

$129.95

+$9.95 delivery
Paddy Pallin

$129.99

Price history

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Price history

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