[NOTICE] On-Site Sales of 2026 LE SSERAFIM TOUR ‘PUREFLOW’ IN LONDON Official Merchandise and Other Booths

Hello, this is HYBE. We would like to inform you about the Official Light Stick wireless control and how to purchase the official merchandise of 2026 LE SSERAFIM TOUR ‘PUREFLOW’ IN LONDON on-site at the O2 on Friday, October 16, 2026. 1. How to Purchase On-Site The 2026 LE SSERAFIM TOUR ‘PUREFLOW’ IN LONDON official merchandise can be purchased on-site. a. Official Merchandise On-Site Sales Booth (Pre-sale) 1) Official Merchandise Sales Booth Outside the Venue * Operating Schedule - From 10 am to 8 pm, Thursay, October 15, 2026 (BST) * Location - MERCH STORE AT O2 (Nearest gate : L35) b. Official Merchandise On-Site Sales Booth (Show day) 1) Official Merchandise Sales Booth Outside the Venue ※ To ensure smooth operations, the booth may be closed from one hour before the gates open until the opening time. ※ To ensure smooth operations, the booth may be closed during the concert. 2) Official Merchandise Sales Booth Inside the Venue ※ To ensure smooth operations, the booth may be closed from one hour before the gates open until the opening time. ※ To ensure smooth operations, the booth may be closed during the concert. [Important Information] * Sales may end early if all items are sold out. * Payment Methods: Cash and credit cards are accepted. (Please note that certain credit cards may not be accepted due to policies and conditions set by the card company.) * Purchase Limit for Official Merchandise: - The purchase limit for each product may change depending on on-site stock availability. * A slight margin of error may be present from the stated sizes. [Important Notice Regarding Purchases] * All items may sell out early. * All transactions are made in British pounds (GBP, £). * We do not accept refunds or exchanges due to a change of mind. * Please have your receipt ready when exchanging a product for defects. (If the product has been sold out, you will receive a full refund.) * Operating hours may change, depending on on-site circumstances. * Please do not wait in line overnight. We cannot guarantee your safety during night hours, and any lines may be asked to disperse. * Do not purchase illegal merchandise. The 2026 LE SSERAFIM TOUR ‘PUREFLOW’ IN LONDON official merchandise will only be sold at the official merchandise sales booth at the concert venue and through official channels such as Weverse. Please ensure that you are not adversely affected by purchasing illegal merchandise. * Shopping bags will not be provided at the booth. 2. Official Light Stick Wireless Control Information Please make sure to turn on the Light Stick after you enter the venue. For this concert, Light Sticks will be synced for light effects, and you do not need to pair your Light Stick with your seat through the Official Light Stick app. * Please make sure to insert new alkaline batteries before the concert. * The Official Light Stick requires three AAA alkaline batteries. * Your light will fade if the battery is low, and the wireless control may stop. * Please refer to the “LE SSERAFIM Official Light Stick User Guide” provided in a separate notice for detailed pairing information. Thank you.