Thermos flask Book on Demand Ltd. Hot Flask Cup TRILLIUM 1065 ml — double-wall vacuum insulated

Book on Demand Ltd. Hot Flask Cup TRILLIUM is a 1065 ml thermos flask designed to keep hot and cold beverages at stable temperatures. The flask uses double-wall vacuum insulation to reduce heat transfer and features a wide mouth for easy filling and cleaning. A spill-resistant lid helps prevent leaks during transport, making the flask suitable for travel, outdoor activities and everyday use.

Advantages

The double-wall vacuum construction provides effective thermal retention for both hot and cold drinks without condensation on the exterior. The 1065 ml capacity accommodates large servings or multiple refills, reducing the need for frequent topping up. The wide mouth simplifies adding ice, tea bags or coffee grounds and makes interior access convenient for manual cleaning. The spill-resistant lid improves portability and reduces the chance of accidental spills when the flask is carried in a bag.

Suitable for

• Commuting and travel
• Outdoor activities such as hiking, camping and picnics
• Office use and long work shifts
• Keeping beverages warm at home

Key specifications

• Capacity: 1065 ml
• Insulation: double-wall vacuum insulation
• Mouth: wide opening for filling and cleaning
• Lid: spill-resistant design
• Intended use: hot and cold beverages

How to use

Preheat or precool the flask by filling it with hot or cold water for a few minutes, then empty before adding your beverage to improve temperature retention. Fill to a suitable level without over-tightening the lid; ensure the spill-resistant lid is properly secured before carrying. Use the wide mouth for adding ice or loose ingredients, and rinse the interior after each use. For thorough cleaning, disassemble the lid components if possible and wash by hand with warm soapy water, then air dry completely before reassembly.

Usage recommendations

Do not use the flask for carbonated drinks or perishable liquids that require refrigeration. Avoid placing the product in a dishwasher or microwave unless the manufacturer’s separate instructions permit it. Regularly check and clean sealing surfaces and lid parts to maintain leak resistance and hygiene.