Vacuum Coffee Tumbler, Stainless Steel Thermal Mug, 350ml

Keep your drinks hot or cold on the go with this 350ml ULKNN stainless steel vacuum coffee tumbler. Leakproof, portable, and equipped with a handle, it’s perfect for travel, office, or outdoor use.

Key Features

• Vacuum insulation keeps drinks hot or cold for 6–12 hours
• Made from 304 stainless steel (inner) and 201 stainless steel (outer), safe and durable
• Leakproof design with handle for easy carrying
• Modern minimalist design, ideal for office, travel, or outdoor activities
• Thickened, drop-proof, and portable for everyday use

Product Specifications

• Capacity: 350ml / 500ml
• Material: Stainless Steel (Inner 304 / Outer 201)
• Bottle Type: Vacuum Flask
• Shape: Straight Cup
• Thermal Insulation Performance: 6–12 hours
• Certification: CE / EU, FCM
• Style: With carrying rope, modern minimalist design

Package Includes

1 × ULKNN Vacuum Coffee Tumbler