Perfect
"Love it! Size M fits perfectly (UK size 10/12), the size guide was bang on. Not too tight not too baggy with a lovely stretch to the material. So comfy for skiing, hiking and workouts."
Free standard shipping for orders above £40
Free returns
Merino Blend
€27,97
€39,95
This item's price has been updated recently to ensure you get the best value.
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-30%
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€27,97
€39,95
This item's price has been updated recently to ensure you get the best value.
Translation missing: en.products.product.price.price_tooltip
-30%
An ultra-comfy underwear bottom for everyday wear, the Merino 150 Siren Hipkini Snow Day features our ultra-lightweight corespun merino jersey with a touch of elastane for stretch. A fun all over print of various snowboarders and skiers, making there way down the piste.
Good for:

83% Merino Wool, 12% Nylon, 5% Elastane; Exclusive of Elastic.
Machine wash cold gentle cycle. Wash with like colors. Do not use softeners. Do not bleach. Do not tumble dry. Line dry in shade. Cool iron. Iron inside out. Do not iron decoration. Do not dry clean.
Model measurements
Height: 176cm / 5'8". Waist: 65cm / 25". Eva is wearing size S.
Slim Fit
A snug, close-to-body fit for low bulk layering.
Standard delivery: free for all order over £ 40. Delivery in 5-7 days, from Monday to Saturday, during working hours.
Please visit our Delivery page and find out more about the ways in which you can receive our products.
You have 30 days from delivery to follow our quick and easy return procedure.
Overall rating: 5.0 / 5 from 7 reviews.
Review topics: [].
"Love it! Size M fits perfectly (UK size 10/12), the size guide was bang on. Not too tight not too baggy with a lovely stretch to the material. So comfy for skiing, hiking and workouts."
— Evie (5/5)
"I am a die hard hot pants wool lover so these were a reach for me but love the skier theme."
— Ski L. (5/5)
"They are a lovely colour and shape but a bit loose, best to buy a size smaller"
— Hiker (5/5)
"I own dozen or more of these Siren Hipkinis in different colours. I love the cute skier/snowborder graphics on these Snow Days ones. I were size S (I'm 163 cm, waist 26"", weigh 49kg)."
— KTCanmore (5/5)
"Beautiful colour, design and fit. ."
— Happy C. (5/5)
"Icebreaker undies the only way to go for me. Was a regular at Icebreaker Palmerston North and was very sad it closed. Have now got used to online shopping. All good."
— Leanne (5/5)
"Comfortable and good fit."
— Zzz (5/5)
Find the size that fits you best based on people just like you.

Use the chart below to determine your size. If you’re between two sizes, order the smaller size for a tighter fit or the larger size for a looser fit. If your measurements for chest and waist correspond to two different sizes, order the size indicated by your chest measurement for tops and your hip measurement for pants.
Sizing charts:
| XS | S | M | L | XL | XXL | |
|---|---|---|---|---|---|---|
| Waist | 24-26 | 26-28 | 28-30.5 | 30.5-33 | 33-36 | 36-40 |
| Hip | 33-35.5 | 35.5-38 | 38-40 | 40-42.5 | 42.5-45 | 45-48.5 |
| XS | S | M | L | XL | XXL | |
|---|---|---|---|---|---|---|
| Waist | 61-66 | 66-71 | 71-77 | 77-84 | 84-91 | 91-101 |
| Hip | 84-90 | 90-96 | 96-102 | 102-108 | 108-114 | 114-123 |
*Looking for the inseam length? Please refer to the product page to find out.
Our three different fits - slim, regular, and relaxed - ensure that when worn together, layers move and breathe like a single garment.



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