Ion8 Evo Kids Steel Water Bottle, 400ml, Ash Navy

Navy: Ion8 Evo is a 400ml kids’ steel water bottle with a flip-top lid, spout cover and carrying loop. It is listed as non-insulated, so choose it for everyday water rather than keeping drinks hot or cold.

At a glance

400ml size intended for children and everyday uses such as school, lunch boxes, sports and travel.
Flip-top cap, spout cover and carrying loop are listed features.
The listing says the bottle is non-insulated and should not be used for very hot drinks.
Dishwasher use is specified for the top rack, with additional care limits in the listing.

Price

£8.50Save 35%

Reference price: ~~£12.99~~

Price checked: 13 Nov 2026

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Often bought together

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Pros and cons

Pros

Compact 400ml capacity and a stated width of 6.6cm may suit smaller bags and cup holders.
The flip lid opens out of the way, and the wide mouth is described as making refilling and cleaning easier.
Top-rack dishwasher cleaning is supported by the care instructions.

Cons

It does not retain drink temperature, so it is not suited to buyers who need insulation.

Technical specifications

16 specifications

Identity
Brand	Ion8
Model	Evo
Model number	I8SS400ANAVY

Capacity and dimensions
Capacity	400 Millilitres
Dimensions (W x H)	6.6W x 17.1H centimetres
Base diameter	6.6 Centimetres

Materials and design
Material	Steel
Colour	Ash Navy
Cap type	Flip Top Cap
Lid included	Yes
Special features	Carrying Loop, Flip Top, Leakproof, Spout Cover, Vented

Care and intended use
Care instructions	Dishwasher safe - Top rack only
Recommended uses	Drinking, Lunch Boxes, School, Sports, Travel
Age range	Kid
Country of origin	China
Manufacturer warranty description	90 days.

What to know before buying

Use for non-hot drinks. The listing says not to use it for very hot drinks, carbonated drinks, freezing when full, boiling, microwaving or a very hot dishwasher wash. It also advises keeping seals in place and air-drying thoroughly before storage.

What’s in the box

Included

1 drinks bottle

Who is it for?

A good fit for

Children needing a 400ml bottle for school, lunch boxes or outings.
Buyers wanting a non-insulated steel bottle with a flip-top lid and carrying loop.

Less suited to

Anyone looking for a bottle that keeps drinks hot or cold.
Buyers needing a bottle for carbonated or very hot drinks.

Ion8 Evo Kids Steel Water Bottle, 400ml, Ash Navy · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 23,560 ratings

5 stars73%73%
4 stars12%12%
3 stars5%5%
2 stars3%3%
1 star7%7%

Customer feedback reports positive impressions of quality, size and suitability for children, including school use. There are also mixed reports about leak-proof performance, durability, value and temperature retention. Some customers say water stays cold on hot days, while others report it does not. That variation should be considered alongside the listing’s clear statement that this is a non-insulated bottle, not a temperature-retaining flask.

Positive themes

Customers report that the size works well for children and school use.
Customer feedback includes positive comments about quality and design.

Negative themes

Some customers report paint peeling on first use.
Some customers say the bottle does not keep drinks cold.

Mixed feedback

Customers differ on durability, with reports of lasting through a school year as well as paint peeling early.
Feedback on leak-proof performance and value is mixed.