The Brief Set

The Underdays Set

£55

Style :

Brief Mix Thong

Size :

Size guide

XS S M L XL XXL

Product fit

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Complete the set

Meet the Underdays Brief Set — the easiest way to discover our cult-favourite underwear. Inside, you’ll find three of our bestselling full-coverage Everyday Briefs. Each pair is thoughtfully designed for all-day comfort and support—luxuriously soft, breathable, and made from all-natural TENCEL™ Modal. Finished with our sleek Scuba Cloud Pouch, it arrives ready to gift (or keep). The perfect set to start a fresh, intentional underwear drawer.

The Everyday Collection is crafted from buttery-soft, breathable TENCEL™ Modal—made from wood pulp and twice as soft as cotton.

An antimicrobial inner lining supports intimate health, from everyday wear to busy days on the go.

Designed to flatter every body and keep its shape wear after wear.

Each set comes in our Scuba Cloud Pouch—your sleek, grab-and-go essential for the gym, work, or weekend trips

•92% Micromodal, 8% Elastane
•Gusset: 47% Modal, 46% Cotton, 7%Spandex
•All fabrics are OEKO-TEX certified (SH015 210990 Testex)

Finally—underwear that wins 5* reviews for washing well and holding its shape. No more holes, this style was built to last.
•Cool wash, 40° max.
•Air-dry flat in a shaded area
•Do not iron or tumble dry
•Wash in garment bag

  • We offer both Next Day Delivery and Standard Delivery

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Your underwear deserves better

You care about your skin, your wellness, your rituals. We’re pioneering care for your most intimate parts.

Twice the softness of cotton

Our underwear is made from TENCEL™ Modal—sustainably derived from trees and twice as soft as cotton. Gentle on the skin and made to feel like nothing at all.

Let your ____ breathe freely

TENCEL™ fibers are unfavorable for bacteria growth. They wick away moisture and keep you fresh through the day. Designed to help reduce the risk of unwanted infections.

OEKO-TEX Certified

OEKO-TEX® certified —clean, non-toxic with no harmful substances

Set apart by design

High Street Brand

TENCEL™  modal antimicrobial fabric derived from trees

Synthetic fabrics

Tested by real women, with over 1,000 five-star reviews

Engineered for optimal airflow and breathability

Traps moisture

A 2cm extra-long gusset for everyday protection

Soft leg elastics designed to eliminate digging in

Harsh seams

Product details