The Underdays Circle (UK)

The Underdays Circle (UK)

ID | 128017

Summary

For too long, underwear has been an afterthought. Underdays is changing that, bringing you ultra-soft, breathable, antimicrobial underwear that puts your intimate health first, so you can move through life feeling confident, comfortable, and unstoppable.

Payments

Attribution Period (Cookie Length)

30 Days

Links

The Underdays Circle (UK) Affiliate Programme

Join The Underdays Circle Programme

At Underdays, we believe in rewarding the creators who genuinely love what they share. Our affiliate programme is built to grow with you — whether you're just starting out or ready to become a true brand partner.

 

How to Join
Sign up via ShopMy or LTK to get started. Once you're in, you'll receive a welcome discount code and, once you start posting, a physical gift to help you get creating.

 

Commission Tiers

We've built a tiered structure that recognises and rewards performance at every level.

Standard
For any active affiliate generating sales.
15% commission
Welcome discount code + physical gift upon first redemption
Access to our WhatsApp community
Monthly best-practices email

Top Performer — £2,000+ attributable revenue per quarter
15% commission
Quarterly breakfast invite (UK & US)
Early access to new launches
Personalised performance feedback

Hero — £5,000+ attributable revenue per quarter
15% commission
Paid UGC and content franchise opportunities
Input into brand direction, upcoming drops, and events
Event invitations and exclusive product access
Capped at 20 members per region

 

How We Support You

We don't just hand you a code and disappear. Here's what you can expect from us:

Weekly: A WhatsApp update with top-performing products to focus on, creator insight requests, and our Wins of the Week spotlight

Monthly: A best-practices email covering content styles that are working, upcoming launches, and product information, plus a top 10 leaderboard by region

Quarterly: Exclusive events for Top Performers and above

Ad hoc: Launch briefings delivered 7 days ahead of every drop

 

Recognition & Community

We shout about our affiliates — publicly and by name.

Wins of the Week: Every week in our WhatsApp community, we spotlight the top affiliate

Monthly Leaderboard: The top 10 affiliates by region are published in our monthly email

Hero Programme: Our most elite tier, capped at 20 per region, with access to founder dinners, brand input, paid content opportunities, exclusive product access, and event invitations

 

A Clear Path to Paid

Our programme is designed with progression in mind. Strong affiliates are invited into paid UGC and content franchise briefs, giving you a visible, achievable career path from gifting to paid partnership. The best brand relationships start here.

 

Ready to get started? Sign up via [ShopMy] or [LTK] and join a community of creators who are redefining what wellness looks like.