100% Merino
Women’s 300 MerinoFine™ Polar Long Sleeve Half Zip Thermal Top
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Women’s 300 MerinoFine™ Polar Long Sleeve Half Zip Thermal Top

$399.99

Color: Java
Size:
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Details

A heavyweight merino wool base layer top designed for the coldest of days, the 300 MerinoFine™ Polar Long Sleeve Half Zip features premium 15.5-micron icebreaker merino wool that offers refined softness while efficiently managing moisture, drying quickly, providing natural odour resistance, and delivering breathable comfort.

Features & details
  • MerinoFine™ - Ultrafine 15.5-micron merino wool fibres feel soft and warm next to skin
  • Half Zip for varying temperatures
  • Thumb loops to help keep your sleeves in place and for added coverage
  • Flatlock seams to help reduce friction
  • Drop tail hem for added coverage
  • Zipper chin guard to reduce friction
  • Layer Base Layers
  • Style IBBA56SL0GW
  • Product weight Small = 260g /9 oz

Good for:

  • Snow Sports
Fabric & care
Fabric content

100% Wool, Exclusive Of Decoration

Warmth system: 300
  1. 75
  2. 150
  3. 200
  4. 260
  5. 300
  6. 460+
Merino fiber micron: 15.5µ
  1. 15.5
  2. 16.75µ
  3. 18.0µ
  4. 19.25µ
  5. 20.5µ
  6. 21.75µ
  7. 23.0µ
  8. 25.5µ
Care

Machine Wash Cold (30°C), Delicate Cycle. Wash With Like Colors. Do Not Use Softeners. Fasten All Closures To Wash And Dry. Do Not Bleach. Do Not Tumble Dry. Flat Dry In Shade. Do Not Iron. Do Not Dry Clean.

Fit & sizing

Model measurements

Height: 174cm / 5'8". Waist: 65cm / 25". Deveney is wearing size S.

Key product measurements

Height: 66.5cm (Based on size M); Width: 43cm (bottom opening width, size M)

Fit

Slim

What is MerinoFine™ 15.5 micron?
Our finest fibre in the MerinoFine™ range, 15.5-micron merino wool offers exceptional softness and a smooth, luxurious feel next to skin. Made with 100% merino wool sourced from selected New Zealand growers committed to the ZQ+ regenerative programme, its ultrafine fibres deliver unparalleled comfort and thermal regulation, creating a difference you can feel from the very first touch.
  • ZQ+ merino
  • Exceptional softness
  • Naturally odour resistant​
Delivery & Returns

Delivery

  • Free standard delivery on orders over $99
  • Delivery in 3-5 business days (Mon–Fri, excluding public holidays)

Returns
Find your perfect base layer for any climate or activity

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Cool Conditions
Warm Conditions
Low Intensity
High Intensity
125
ZoneKnit™
175
Everyday
200
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200
Sonebula
200
ZoneKnit™
260
Tech
260
Tech
260
Vertex
260
ZoneKnit™
260
ZoneKnit™ Seamless
300
MerinoFine
MerinoFine™

The art of natural softness.

As the finest expression of icebreaker's merino craft, MerinoFine™ isn't simply something you wear, it's something you experience. Made with 100% merino wool sourced from selected New Zealand farms, two distinct ultrafine fibre innovations at 15.5 and 17.5 microns lay the foundation for its exceptional softness, bringing natural performance, quality and care together in every piece.

100% merino wool 

100% merino wool 

Ultrafine merino fibre

Ultrafine merino fibre

Superior softness

Superior softness

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Why choose icebreaker merino wool?

Natural odor resistance
Natural odor resistance

Merino wool neutralizes unpleasant odors by absorbing odour molecules into its fibers, making them less detectable by the human nose.

Moisture management
Moisture management

Merino fibers efficiently manage moisture, absorbing it from your skin and releasing it into the atmosphere. It can absorb up to 35% of its weight in water without feeling wet.

Machine washable
Machine washable

icebreaker merino wool garments undergo special anti-shrinkage treatment, helping to resist deformation and pilling.

Temperature regulation
Temperature regulation

The thermo-regulation properties of merino wool adapt to your body and external conditions, so you can stay warm in the cold and cool in the heat.

Recently viewed

Overall rating: 5.0 / 5 from 1 reviews.

AI Generated Review Summary

Summary topics

Review topics: [size, fit, feel, colour, fabric, looks, wear, shirt, comfort, merino, wool, buy, tee].

Review highlights

Reviews

Feel the Difference

"I really like the feel and comfort of the ultra fine merino. The fit is great. I like the lower mock collar. The polar is also wonderful to wear indoors when the winter temperatures head into the minus twenties and more."

— Jane B. (5/5)

Q&A