Frequently Asked Questions


Why use a stainless steel drink bottle?

Clean -  Stainless steel is one of the most hygienic surfaces available. It is very easy to clean and it's unique surface has no pores or cracks to harbour dirt, grime or bacteria. 

Long lasting - A stainless steel bottle will stay completely clean and safe for years upon years.  Stainless steel has a life expectancy of over 100 years.

Safe - Food grade stainless steel is 100% BPA free, safe, non-toxic and non-leaching. 

Green - By taking your own stainless steel bottle, always re-filling and re-using, you are doing your part to help reduce the mounting plastic waste problem on our earth. 

Very Recyclable -


Will my drink taste better from stainless steel?

Drinks from a stainless steel bottle taste cool, incredibly clean and fresh.


Is my ECOtanka solid stainless steel?

Yes, ECOtankas are just solid food grade stainless steel. They do not have any linings of any form.


Is my ECOtanka safe?

Yes, your ECOtanka is completely safe.  All ECOtankas are made from 18/8, 304 food grade stainless steel, the same material as your kitchen jug, pots and pans, knives and forks.  They are 100% BPA free, safe, non-toxic and non-leaching.


Are all ECOtanka lids safe?

Yes, all ECOtanka lids are made from 18/8, 304 food grade stainless steel and/or polypropylene #5 which are both 100% BPA free, safe, non-toxic and non-leaching. 


How do I clean and care for my ECOtanka?

ECOtankas are very easy to care for, simply wash and rinse as you would your dishes, or place in the dishwasher.  Alternatively, baking soda and warm water can be used to cleanse and freshen your bottle.  They may be steralised with boiling water. 

If you have been using your ECOtanka for alkaline water and there is a build-up of white calcium deposit in your tanka, it may be cleaned with citric acid from the baking section of your local supermarket.  Citric acid is the acid from citrus fruits.


How do I clean my ECOtanka lids?

ECOtanka lids may be placed in the dishwasher or washed and rinsed as you would your dishes.  It is recommended to run hot water though the sports lid to clean the inside of the sipper spout.


Can I put my ECOtanka in the freezer?

Please do not put into the freezer. Your ECOtanka has been designed with an extra wide mouth to the bottle, so that ice cubes can be placed inside your bottle to make an instant cold drink. 


Can I put hot liquids into my ECOtanka?

Standard ECOtanka bottles are not designed for hot liquids, as the bottles are single walled and they will become very hot to touch.  The new ICE tanka is a double walled bottle and is also suitable for hot liquids as they provide extra insulation, ensuring that the contents hold their temperature and the outside of the bottle is safe to touch.


How is a stainless steel bottle different to an aluminium bottle? 

Aluminium can leach harmful substances, so in order for it to be safe as a drink bottle it has to be lined with something.  The most common materials used to line aluminuum bottles are plastic resins or baked-on epoxy.  These linings can leach chemicals and also have a tendancy to retain flavours, tainting the bottle. 


New Products

The* NEW* megaTANKA stainless steel lid is a special large lid, which fits only the mega size bottle.  It is made from 304 18/8 stainless steel...
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  • Eco-friendly
  • Reusable for years upon years
  • Safe & non-leaching
  • BPA free (bisphenol-A)
  • Solid food-grade stainless steel
  • Super hygenic & clean
  • With insulating Kooler™ covers
            - keep your drink cool for hours!