ONE Mas Band is a premium Caribbean carnival experience debuting at Notting Hill Carnival 2026. We’re redefining modern mas through creativity, culture, and connection bringing together world-class costume design, luxury service, and authentic island energy.

FOUNDATIONS is our 2026 debut presentation a tribute to the people, roots, and rhythm that built Caribbean Carnival. It’s a love letter to tradition and a bold statement for the future of mas.

We’ll be on the road for Notting Hill Carnival 2026, specifically Carnival Monday. This season this will take place on Monday 31st August 2026.

Pre-registration allows you to secure your place early for ONE Mas Band 2026 with a £150 payment, guaranteeing access to one of our sections (subject to availability). Your £150 payment will be automatically deducted from your total costume package price when you complete full registration. You’ll also receive 48-hour early access to select your costume before general registration opens. Pre-registration opens 1st November 2025, exclusively via the ONE MasOS Portal.(https://one.masos.app/)

All registration and payments are made directly through your ONE MasOS account,(https://one.masos.app/events) where you can manage balances, payment schedules, and costume selections.  Payments can be made via: • Visa or Mastercard • Klarna • Afterpay / Clearpay   All transactions are processed in GBP (£). ​Flexible payment options are available via Klarna and Afterpay/Clearpay (subject to approval). ​ All payments including pre-registration, deposits, and balances are non-refundable and non-transferable, except where required by law. If your paid-in-full costume is resold through the official ONE Mas Band Resale Marketplace, all monies paid (including your pre-registration) will be refunded after resale is complete.

Yes. Section changes and size amendments are permitted until 31st May 2026, subject to availability, and must be confirmed and approved in writing via EMAIL ONLY by ONE Mas Band.

No exchanges or private transfers are permitted. Costume transfers are only accepted through the official ONE Mas Band Resale Marketplace in the ONE MasOS Portal.(https://one.masos.app/) Our official resale marketplace allows masqueraders who have paid in full to resell their costume packages securely to other participants. This is the only approved method for resale or costume transfers. Once you list your costume for resale through your ONE MasOS account and your costume is successfully resold, all monies paid including your pre-registration will be refunded after resale completion. No. Private or unapproved transfers will not be recognised by ONE Mas Band and may result in forfeiture of the costume and all payments made.

Costumes must be collected in person during the official ONE Mas Band distribution period. Collection details (dates, times, and location) will be sent via: • Email (through your ONE MasOS account) • The ONE Mas Band website • Official social media channels

You must present a valid photo ID. If someone else is collecting on your behalf, they must be set up as your authorised collector on the ONE MasOS portal and provide: • A signed authorisation letter or email from you • Copies of your ID and their ID ​Costumes not collected by the final collection date, without prior written approval, will be considered abandoned. Uncollected costumes may be resold, repurposed, or disposed of without refund or compensation.

Each ONE Mas Band costume package includes: • A premium costume designed by one of our 2026 designers: Carnival by DUJRA · OPM Carnival · David Dewer · Rhion Romany • Access to our exclusive ONE road experience music trucks, refreshments, amenities, and security. • ONE Mas wristband and premium masquerader goodie bag (Exact inclusions may vary by section.)

es. By participating, you grant ONE Mas Band permission to use photography and videography captured during events for promotional and marketing purposes.

All participants are expected to act with respect, responsibility, and professionalism. ONE Mas Band reserves the right to remove anyone engaging in behaviour that is unsafe, disruptive, or damaging to the brand or other patrons.

- Payment Policy(https://www.onemasband.com/payment-policy) - Privacy Policy(https://www.onemasband.com/privacy-policy) - Terms of Service(https://www.onemasband.com/terms-of-service) - Sales Disclaimers, and Masquerader Waiver are available in your ONE MasOS (https://one.masos.app/sign-in)account.

For help with registration, payments, or general enquiries, contact: 📧 hello@onemasband.com(mailto:hello@onemasband.com) Stay connected for updates and announcements: www.onemasband.com(http://www.onemasband.com) Social Media: @onemasband(https://instagram.com/onemasband)