Thermos Flask berlinger haus BH-6404 1 L, black

Thermos Flask berlinger haus BH-6404 1 L in black is a vacuum-insulated bottle designed to maintain the temperature of hot and cold beverages for extended periods. The 1-litre capacity meets the needs of single users or small groups, while the screw-top lid provides a secure seal to prevent spills during transport. Its compact, cylindrical shape and durable exterior make it suitable for everyday carry, travel, outdoor activities and workplace use.

Advantages

The double-wall vacuum construction reduces heat transfer and helps preserve drink temperature for hours. The screw-on cap ensures leak resistance and easy opening and closing. A robust exterior resists dents and wear from daily use, and the lightweight design makes the flask convenient to carry in bags or backpacks. The black finish provides a neutral, unobtrusive appearance that matches different personal items and gear.

Suitable for

• Commuting and office use
• Travel and long drives
• Hiking, camping and other outdoor activities
• Picnics and small gatherings

Key specifications

• Capacity: 1 litre
• Insulation: vacuum double-wall
• Material: stainless steel inner and outer walls (exterior finish: black)
• Closure type: screw-top lid for secure sealing
• Design: cylindrical, portable form factor
• Weight: lightweight for easy transport

How to use

Preheat or precool the thermos by rinsing it with hot or cold water before filling to improve temperature retention. Open the screw-top lid, pour in the desired beverage without overfilling, and tighten the cap firmly to ensure a secure seal. To pour, slightly unscrew the lid or remove it depending on the serving preference. After use, empty remaining liquid and rinse the interior with warm soapy water; allow to air dry with the lid removed.

Usage recommendations

Do not place the flask in the dishwasher if the manufacturer advises hand washing; avoid freezing contents and do not use for carbonated beverages. For long-term odor-free storage, clean promptly after use and leave the cap off to air out. Handle the flask with care to maintain the vacuum seal and overall insulation performance.