ECOtanka thermoTANKA 350ml Double Wall Vacuum Bottle, SS Wave Lid

The thermoTANKA 350ml bottle is designed for kiddies, or for adults who want a bottle that will fit into a small bag or handbag. It holds a volume of 350ml (one large glass) and ideal for keeping your milk cold well on the go, measuring approximately 152mm from the bottom to the top of the stainless steel area. The vacuum properties of the thermoTANKA can keep your drink hot for 6+ hours and cold for 12+ hours.

​​​​​​​The thermoTANKA fits all of the standard ECOtanka lids (except the megaTANKA lids) and adaptor lids are also available to fit a range of teets, so the thermoTANKA can also be used as a safe BPA free bottle for your baby:

• Bottle height: 152mm +/- 0.4
• Bottle Weight: 180grams +/- 5g
• Bottle Diamater: 73mm
• Bottle Opening: 44mm
• Bottle thinkness outter layer: 0.5mm +/- 0.02 (material used)
• Bottle thinkness inner layer: 0.4mm +/- 0.02 (material used)

• Finish: Brush Stainless Steel
• Material: Stainless Steel 304 18/8
• Logo: Black Laser

This product is made from Stainless Steel 304 18/8 (1.4301), Austenitic steels.
The material contains 18% Chromium and 8% Nickel
The product material is FREE from Lead and other contaminants.
This product does not contain an internal coating and is FREE from any other chemicals.

All of our materials are tested once every 5 years with an independent supplier SGS Shanghai China. All material batch orders are tested within the factory and all individual orders are self tested by our own team in China using two methods as follows:

1. A stainless steel liquid colour test to confirm the stainless steel type.
2. A spectrometer test which takes an analysis of the material makeup to verify its quality.

Stainless Steel Origin: China

Care Instructions:

ECOtanka bottles are very easy to care for: simply wash and rinse well the same as for your dishes. Alternatively, baking soda and warm water can be used to cleanse and freshen your bottle. They may be sterilized with boiling water. Do not place in the freezer.
We do not recommend washing any stainless steel bottle in your dishwasher. For more detailed care instructions, please click here.

2 Year Warranty

All ECOtankas come with a 2-year warranty against faulty manufacturing. If you have a problem with your bottle or lid, you can contact us or find out more information here: support.ecotanka.com