Thermo Flask 350ml - Black & Blum


This design has a convenient vegan leather carry strap and a simple push button pour release. The overall design is practical, durable and extremely functional. It will keep your drinks hot for 8 hours and cold for 24 hours.The design aesthetic is inspired by vintage enamelware and it has a timeless modern retro appeal.

  • Made from stainless steel, polypropylene, silicone and vegan leather
  • Not microwave and dishwasher* safe
  • Keeps hot for 8 hrs & cold for 24 hrs
  • Push button pouring spout
  • L7cm W7cm H20cm / L2.75" W2.75" H7.9"
  • 350 ml / 11.8 fl oz

Is the thermo flask dishwasher safe?
No, the main body and cup are not dishwasher safe. However, the push button internal lid can be disassembled and these components are dishwasher safe for easy cleaning.

How does it work?
For best results, before use, pre-fill with boiling hot water for about 3 minutes (Do not overfill your flask). Leave sufficient space in the neck to fit the lid.

How do I look after my thermo flask?
This product must not be used for keeping milk products or baby food warm or cool. Don’t keep perishable foods for a prolonged period. Keep out of reach of children when product contains hot liquids. Before screwing down the lid, please make sure that the sealing ring is undamaged and fully fits into its pocket. Transport upright. Hot liquids can cause scalding.

How do I clean my flask?
Clean your thermo flask with warm water and washing-up liquid prior to initial use and after every use. Do not immerse in water. Dry thoroughly after leaving it to drain. Always store vessel with lid removed.

How do I remove stains?
Fill flask with hot water, add one teaspoon of bicarbonate of soda (Do not put lid on while using this cleaning method). For best results soak overnight. Always rinse before re-use. Alternatively, use a solution of vinegar and water.

Is the thermo flask microwave safe?
No, the thermo flask is made from stainless steel and is not microwave safe.