Great gift and durable
"I purchased a couple for my mother's birthday 5+ years ago and she mentioned needing to get some more. She wears them almost daily under t-shirts or sweaters."
Merino Blend
£55.00
This item's price has been updated recently to ensure you get the best value.
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£55.00
This item's price has been updated recently to ensure you get the best value.
Translation missing: en.products.product.price.price_tooltip
A soft and stretchy tank top with a sleek, feminine design for everyday layering comfort, the Siren Tank features our durable and incredibly soft corespun merino wool blend fabric.
Good for:

83% Merino Wool/ 12% Nylon/ 5% Elastane, Exclusive of decoration
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. Do not iron print. Do not dry clean.
Model measurements
Height: 179cm / 5'10". Waist: 62cm / 24". Anya is wearing size S.
Key product measurements
Back High Point Shoulder to Hem: 62.9cm based on size M
Slim Fit
A snug, close-to-body fit for low bulk layering.
The Siren is a lightweight next-to-skin layer. It’s crafted from 150gm merino jersey corespun fabric that’s lighter than most other fabrics we use, and is made with a snug, slim fit that works perfectly as a cosy piece beneath your other layers. Our Siren tees fit tighter than other tees in our range, just size up if you like a looser fit.
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: 4.7023687 / 5 from 971 reviews.
The 150 Siren Tank is a highly praised tank top known for its comfort, softness, and excellent quality. Customers appreciate its perfect length, great fit, and versatile layering capabilities. While most customers are satisfied with the color, there are mixed opinions about the sizing.
Review topics: ["fit","size","straps","length","weight","weather","quality","problem","fabric","material","looks","coverage","wear","delivery","design","value","feel","durability","comfort","colour","top","layer","warmth","packs","style","shape","winter","price","body","medium"].
"I purchased a couple for my mother's birthday 5+ years ago and she mentioned needing to get some more. She wears them almost daily under t-shirts or sweaters."
— merino r. (5/5)
"So comfortable all year round in multiple climates. The siren fabric is wonderful for breathability - it washes easy and dries quickly. I love all my siren pieces!"
— Heather S. (5/5)
"Super great base layer or on it's own in the warm weather."
— Caitlin N. (5/5)
"It fits well and feels good. I am also glad that I do not have to wash it every day I ware it."
— Penny L. (4/5)
"Great except it’s not t cut straight. You can tell when you fold the camisole. This is very much like most of the tops at icebreaker. Why?"
— Joan R. (4/5)
"Great fit - wish you had a higher wool content as well like 200 or 250!"
— Claire R. (5/5)
"I really like this tank for layering. Wish there were more neutral colors."
— Irene (5/5)
"Love these. I wear them year round both cycling & under shirts & sweaters in winter"
— Linda B. (5/5)
"My favorite top. I have 4 and wear one almost daily."
— Marian C. (5/5)
"Great for layering in the winter time"
— Tatiana T. (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.
| XXS | XS | S | M | L | XL | XXL | |
|---|---|---|---|---|---|---|---|
| Bust | 27.5-30 | 30-32.5 | 32.5-34.5 | 34.5-37 | 37-39.5 | 39.5-42 | 42-46 |
| Arm length | 30 | 30.3 | 30.3 | 30.5 | 30.8 | 31 | 31.3 |
| Waist | 22-24 | 24-26 | 26-28 | 28-30.5 | 30.5-33 | 33-36 | 36-40 |
| Hips | 31-33 | 33-35.5 | 35.5-38 | 38-40 | 40-42.5 | 42.5-45 | 45-48.5 |
| XXS | XS | S | M | L | XL | XXL | |
|---|---|---|---|---|---|---|---|
| Bust | 70-76 | 76-82 | 82-88 | 88-94 | 94-100 | 100-107 | 107-116.5 |
| Arm length | 75.5-76.5 | 76.5-76.75 | 76.75-77 | 77-77.5 | 77.5-78.25 | 78.25-79 | 79-79.5 |
| Waist | 56-61 | 61-66 | 66-71 | 71-77 | 77-84 | 84-91 | 91-101 |
| Hips | 79-84 | 84-90 | 90-96 | 96-102 | 102-108 | 108-114 | 114-123 |
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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