The Workout Set

💸 GET A £5 VOUCHER WHEN YOU LEAVE A REVIEW

 Especially formulated for your most active days, this four-thong set of our best selling Workout style in black and pink wick away moisture and don’t ride up—keeping you fresh whatever you’re doing.

Pre-order will be shipped w/c 19th June.

Size

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•Minimal VPL
•Fast-drying, sweat-wicking technology
•Antimicrobial bamboo gusset
•Four-way stretch
•Made from 84% Recycled Nylon
•Contrast stitching detail

*All sale items are not eligible for returns.
•84% Q-NOVA® Recycled Nylon, 16% Elastane Lycra
•Gusset: 90% Bamboo, 10% elastane
•All fabrics are OEKO-TEX certified
To get the most out of your underwear we recommend following these steps:
•Cool wash, 40° max
•Air-dry flat in a shaded area
•Do not iron or tumble dry

•We offer both Next Day Delivery and Standard Delivery
•Free 30-day returns. (T&Cs apply).
Not sure?

Check out our 

Add 6 for 15% off 

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black
black
black
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black
dusty pink
dusty pink
dusty pink
dusty pink
dusty pink
dusty pink

The Tank

white
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white
navy
navy
navy
navy
navy
navy
black
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dusty pink
dusty pink
dusty pink
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dusty pink

The Everyday Thong

black
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black
espresso
espresso
espresso
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espresso
blue
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magenta
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magenta

The Lingerie Thong

black
black
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dusty pink
dusty pink
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dusty pink

The Workout Thong

Alfie x Underdays Capsule Collection

Where the effortless feminine meets the everyday luxury. 


We've partnered with Paris-based luxury label ALFIE to create a limited edition capsule set of elevated summer essentials.


A collection with a “borrowed from the boys” feel, this launch celebrates ALFIE’s signature boxer shorts and Underdays’ solutions-driven design—all crafted from a luxury deadstock cotton sourced in Paris.

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