the spring essentials set
The Spring Essentials Set
The Spring Essentials Set
The Spring Essentials Set

The Spring Essentials Set

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Step into spring with our Spring Essentials Set. This set includes our best selling styles all in white - the Everyday Brief, Everyday Thong and Everyday Cheeky. Breathable, soft and stretchy, their antimicrobial bamboo gusset keeps you fresh for up to 10 hours. Set includes a free Water Bottle for a limited time only.

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The Everyday Collection
•Second-skin softness
•Breathable fabric that offers 10-hour freshness
•Bamboo gusset to wick moisture
•Adjustable rise
•Guaranteed no digging

*All sale items are not eligible for returns.
The Everyday Collection
•89% Micromodal, 11% Elastane
•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
•London Same Day & Instant for only £1.99 over £30
•Free 30-day returns. (T&Cs apply).
•Items shipped outside the UK may be subject to import duties and taxes applicable to your country or country you are shipping to. Customers are solely responsible and liable for any duties or VAT that are specific to their country.
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The Thong Starter Pack
The Thong Starter Pack

The Thong Starter Pack

£46 GBP £50 GBP

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

The Tank

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

The Workout Thong

black
black
black
black
black
black
espresso
espresso
espresso
espresso
espresso
espresso
blue
blue
blue
blue
blue
blue
magenta
magenta
magenta
magenta
magenta
magenta

The Lingerie Thong

Alfie x Underdays Capsule Collection

Where the effortless feminine meets the everyday luxury. 


We've partnered with Paris-based label 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.

PRE-ORDER NOW

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