



The Workout Set
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.
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Add 6 for 15% off
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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