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BT21 TUMBLER SEOUL EDITION (11oz)
BT21 TUMBLER SEOUL EDITION (11oz)







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Introducing a special edition reimagining Korea's capital SEOUL in BT21's style.

Works perfectly with hot or cold drinks
The double-wall vacuum insulation prevents condensation
and keeps the exterior cool to the touch
- no sleeve needed, even with hot beverages inside.

Convenient slide-top lid design
Features a dual-structured lid with an easy-slide opening mechanism for effortless sipping.
Excellent temperature retention for both hot and cold drinks.

Brand Story


By embracing the core value of co-creation, BT21 actively engages with its global fanbase, incorporating their input to continually evolve and expand the unique BT21 UNIVERSE.
With 14 regional stores, BT21 delivers a unique customer experience through a wide range of products, both online and offline.
They extend beyond retail, encompassing animated series, brand partnerships, and mobile gaming.
Product Info

-
Weight: 300g
Product size: 8.8*8.8*12.4 (mm) - Material: STAINLESS STEEL, SILICONE
Notice
-
When using for the first time, wash, rinse thoroughly with water, and dry before use.
Do not use in microwave, dishwasher or oven.
Avoid storing in the refrigerator or freezer.
Be careful of damage caused by sudden temperature changes.
Keep away from fire.
When holding hot beverages, be careful of burns.
Do not use for purposes other than warming or cooling.
Do not boil in boiling water.
The surface of the container may be damaged when cleaned with a rough scrub brush or abrasive, so wash it carefully with a soft sponge or cloth.
When cleaning, do not use bleach or detergents containing chlorine.
It may be damaged by strong impact or friction, so please stop using the damaged product. -
This product is not a toy.
Be careful not to allow children, infants, or pets to suck or bite the product.
There is a risk of damage if this product is placed together with sharp products.
Do not disassemble the product arbitrarily or use it for any other purpose.
Avoid using or storing the product in places with high temperature and humidity.
Be careful not to get the product wet.
There is a risk of damage to the product if it is dropped from a high place or subjected to impact.
Use other than intended is prohibited.
We are not responsible for damage or defects caused by user negligence.
Seller information
- LINE FRIENDS SQUARE Co., Ltd.
- Business Registration Number
- 545-87-03194
- Online Sales Registration Number
- 2024-Seoul Jung-gu-1776
- CEO
- Kyo Chul Koo
- Business Location
- LINE FRIENDS SQUARE, 3F, 43 Myeongdong-gil, Jung-gu, Seoul
- Customer Center
-
Operating hours: Mon-Fri 9am - 6pm / Lunch time 12pm - 1pm KST
(Closed on Saturdays and public holidays)
[square_cs@linefriends.com]


BT21 shines even brighter when they come together with their unique personalities!
BT21's exciting and heartwarming journey towards their dreams goes on.
BRAND HOME
Brand product
BT21 SHORT SLEEVE T-SHIRTS minini BAND MAGENTA PINK
BT21 SHORT SLEEVE T-SHIRTS minini BAND BLACK
BT21 mini PLUSH KEYRING minini BAND
BT21 PLUSH minini BAND
BT21 KOYA PAJAMA SET THE JOURNEY
BT21 SHOOKY PAJAMA SET THE JOURNEY
BT21 MANG PAJAMA SET THE JOURNEY
BT21 COOKY PAJAMA SET THE JOURNEY
BT21 CHIMMY PAJAMA SET THE JOURNEY
BT21 RJ PAJAMA SET THE JOURNEY
BT21 TATA PAJAMA SET THE JOURNEY
BT21 CLEAR POCKET STRING BACKPACK THE JOURNEY
BT21 CLEAR POCKET MULTI CROSSBODY BAG THE JOURNEY
BT21 HUG ME PLUSH CROSSBODY BAG THE JOURNEY
BT21 THE JOURNEY STAR CORE CLOSET - HOODIE CAPE
BT21 PURPLE STAR PLUSH KEYRING THE JOURNEY
BT21 HANGEUL STICKER SOUVENIR
BT21 MAGNET OPENER SOUVENIR
BT21 HANGEUL POSTCARD SOUVENIR
BT21 minini PLUSH HAND TOWEL SCOUT
BT21 minini TUMBLER SCOUT (530ml)
BT21 minini MULTI POUCH SET SCOUT (GREEN)
BT21 minini MULTI POUCH SET SCOUT (PINK)
BT21 minini FOLDABLE REUSABLE BAG SCOUT
BT21 minini TRAVEL POUCH SCOUT
BT21 minini LUGGAGE BELT SCOUT (PINK)
BT21 minini LUGGAGE BELT SCOUT (GREEN)
BT21 minini DESK FAN SCOUT
BT21 BABY HANDY FAN
BT21 minini 3-TIER UMBRELLA RAINY DAY
BT21 RAINY DAY CLOSET - RAINCOAT AND RAIN BOOTS
BT21 mini minini PLUSH KEYRING RAINY DAY
BT21 LUGGAGE TAG SEOUL EDITION
BT21 PASSPORT COVER SEOUL EDITION
BT21 POUCH SEOUL EDITION
BT21 ECO BAG SEOUL EDITION
BT21 HANDKERCHIEF SEOUL EDITION (BLUE, IVORY)
BT21 TUMBLER SEOUL EDITION (11oz)
BT21 MUG CUP SEOUL EDITION (11oz)
BT21 SHORT SLEEVE T-SHIRTS SEOUL EDITION ver.2 (WHITE)
BT21 SHORT SLEEVE T-SHIRTS SEOUL EDITION ver.1 (BLACK)
BT21 SHORT SLEEVE T-SHIRTS SEOUL EDITION ver.1 (WHITE)
BT21 BASEBALL CAP SEOUL EDITION
BT21 KOYA Premium K Edition Mother-of-pearl Graphic Passport Case
BT21 SHOOKY Premium K Edition Mother-of-pearl Graphic Passport Case
BT21 MANG Premium K Edition Mother-of-pearl Graphic Passport Case
BT21 COOKY Premium K Edition Mother-of-pearl Graphic Passport Case
BT21 CHIMMY 프리미엄 K 에디션 자개 그래픽 여권 케이스
BT21 RJ Premium K Edition Mother-of-pearl Graphic Passport Case
BT21 TATA Premium K Edition Mother-of-pearl Graphic Passport Case
Product information notice
- Product name/model name
- BT21 Seoul Edition Tumbler (340ml)
- Product size
- 8.8*8.8*12.4 (mm)
- Product weight
- 300g
- Texture
- STAINLESS STEEL, SILICONE
- Certification Permissions
- Not applicable
- Country of manufacture/country of origin
- china
- Manufacturer/Importer
- Eye Colors Co., Ltd.
- Manufacturer/A/S person in charge and phone number
- Line Friends Square Customer Center
Operating hours: Monday-Friday 9:00 AM - 6:00 PM / Lunch time 12:00 PM - 1:00 PM KST
Sun-Fri 16:00 pm - 1:00 am(+1) PST
Phone number: 1544-5921
Email: square_cs@linefriends.com
Channel Talk: linefriendssquare.channel.io - Precautions
- • Store away from high temperature, high humidity and direct sunlight. Do not use for any purpose other than its intended use.
• Keep away from fire.
• This product is not a toy.
• Before use, be sure to wash with a neutral detergent and soft sponge.
• Milk, dairy products, fruit juice, and carbonated beverages are not suitable for storage, so do not store them for long periods of time.
In particular, do not store carbonated or fermented beverages/foods.
• Dishwashers, UV sterilizers and hot water disinfectants cannot be used.
• Do not use in microwave oven, freezer, etc.
• Do not shake the product when it contains a beverage or put it in a bag.
• Please be careful not to use metallic or rough sponges as they may damage the product.
• Be careful when opening or closing the lid as the beverage may spill.
• It may be damaged or broken if subjected to strong impact. - Package size
- 9.5*9.5*13.6 (mm)
- Things to check before purchasing
- • Depending on the monitor resolution, there may be a slight color difference from what you see on the screen.
• There may be a difference of 1~2cm in size depending on the measuring standard.
• When exchanging or refunding, the product must be returned without missing components.
• In accordance with the Act on Consumer Protection in Electronic Commerce, etc., when a minor purchases a product, the minor or the legal representative may cancel the purchase if the legal representative does not consent.
• Props used on the detail page other than the components are for presentation purposes only and may not be sold separately.
Shipping Information
- [International Shipping Provider / Shipping Fee]
- · Shipping Provider: DHL
- · Shipping Fee: Varies based on the destination country and the size/weight of the order.
- · Shipping Restrictions: Certain countries/regions may not be eligible for delivery. (e.g., conflict zones, countries with low duty-free thresholds, or regions with complex logistics.)
- [Shipping Regions]
- • Africa : Algeria, Angola, Benin, Botswana, Burkina Faso, Burundi, Cape Verde, Chad, Comoros, Congo-Brazzaville, Côte d’Ivoire, Djibouti, Egypt, Equatorial Guinea, Eswatini, Ethiopia, Gabon, Gambia, Ghana, Guinea, Guinea-Bissau, Kenya, Lesotho, Liberia, Madagascar, Malawi, Mauritania, Mauritius, Mayotte, Morocco, Mozambique, Namibia, Nigeria, Cameroon, Réunion, Rwanda, São Tomé&Príncipe, Senegal, Seychelles, Sierra Leone, South Africa, Tanzania, Togo, Tunisia, Uganda, Zambia, Zimbabwe
- • Asia : Armenia, Azerbaijan, Bahrain, Bangladesh, Bhutan, Brunei, Cambodia, China, Cyprus, Georgia, Hong Kong SAR, India, Indonesia, Israel, Japan, Jordan, Kazakhstan, Kuwait, Kyrgyzstan, Laos, Lebanon, Macao SAR, Malaysia, Maldives, Mongolia, Nepal, Oman, Pakistan, Philippines, Qatar, Saudi Arabia, Singapore, Sri Lanka, Taiwan, Thailand, Timor-Leste, Turkey, Turkmenistan, United Arab Emirates, Uzbekistan, Vietnam
- • Europe :Albania, Andorra, Austria, Belgium, Bosnia & Herzegovina, Bulgaria, Croatia, Czechia, Denmark, Estonia, Faroe Islands, Finland, France, Germany, Gibraltar, Greece, Guernsey, Vatican City, Hungary, Iceland, Ireland, Isle of Man ,Italy, Jersey, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Moldova, Monaco, Montenegro, Netherlands, North Macedonia, Norway, Poland, Portugal, Romania,St. Helena, San Marino, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, United Kingdom.
- • North America : Anguilla, Antigua & Barbuda, Aruba, Bahamas, Barbados, Belize, Bermuda, Canada, Cayman Islands, Costa Rica, Curaçao, Dominica, Dominican Republic, El Salvador, Greenland, Grenada, Guadeloupe, Guatemala, Haiti, Honduras, Jamaica, Martinique, Mexico, Montserrat, Nicaragua, Panama, St. Barthélemy, St. Kitts&Nevis, Sint Maarten, United States, British Virgin Islands
- • South America : Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Falkland Islands, French Guiana, Guyana, Paraguay, Peru, St. Lucia, St. Martin, St. Vincent&Grenadines, Suriname, Trinidad & Tobago, Turks & Caicos Islands, Uruguay, Venezuela
- • Oceania : Australia, Cook Islands, Fiji, French Polynesia, Kiribati, Nauru, New Caledonia, New Zealand, Niue, Papua New Guinea, Samoa, Solomon Islands, Tonga, Tuvalu, Vanuatu, Wallis & Futuna
Return Notice
- [Exchange/Return Shipping Fee]
- Exchange shipping fee: round trip 6,000 won
Return shipping fee: round trip 6,000 won / one way 3,000 won
If the specifications are exceeded, additional shipping charges may apply.
For exchanges/returns due to product defects or delivery errors, we will cover the shipping costs. - [How to apply for exchange/return]
- Please contact us through Channel Talk or Customer Center at the bottom of the site.
- [Exchange/Return Period]
- Exchange/return is possible within 7 days from the date of receipt of the product. (If the exchange product is out of stock, it will be returned)
However, if the product is different from the advertised content or is defective or performed differently from the contract, exchange/return is possible within 3 months from the date of receipt of the product and 30 days from the day the fact was recognized or could have been known. - [If exchange/return is possible]
- If the exchange/return request is made within 7 days from the date of receipt of the product due to the customer's simple change of mind
If the delivered product is different from the information provided in the order history and product page
If the delivered product is broken/damaged or heavily contaminated - [If exchange/return is not possible]
- If 7 days have passed since the date of receipt of the product when requesting an exchange/return due to the customer's simple change of mind
If the product is damaged or damaged due to customer carelessness
If the value of the product, etc. has decreased significantly due to use or consumption
If the value of the product has decreased significantly over time to the extent that resale is difficult
In the case of products such as food, stationery, toys, small home appliances, etc. whose product value is damaged when the package is opened
If the returned product is missing components (home appliance accessories, free gifts, etc.)
Other cases that fall under restrictions on consumer subscription withdrawal as prescribed by the Act on Consumer Protection in Electronic Commerce, etc.
Seller information
- LINE FRIENDS SQUARE Co., Ltd.
- Business Registration Number
- 545-87-03194
- Online Sales Registration Number
- 2024-Seoul Jung-gu-1776
- CEO
- Kyo Chul Koo
- Business Location
- LINE FRIENDS SQUARE, 3F, 43 Myeongdong-gil, Jung-gu, Seoul
- Customer Center
-
Operating hours: Mon-Fri 9am - 6pm / Lunch time 12pm - 1pm KST
(Closed on Saturdays and public holidays)
[square_cs@linefriends.com]