GenixMart 300ml mini insulated bottles in cream, green, silver and black
Excellent 4.920 reviews

Mini Insulated Water Bottle 300ml

Free UK delivery · 30-day returns
£14.99

Hot for 8 hours. Small enough for a handbag.

A 300ml vacuum-insulated bottle that fits where a full-size flask won't: a school bag, a coat pocket, the pram. Hot tea stays hot until lunch; cold water stays cold all afternoon.

  • Hot for 8 hours, cold for 12
  • Leak-proof lid — safe in any bag
  • Fits small hands — 7.5cm wide, 14cm tall
  • Food-grade stainless steel, BPA-free
  • 2-year warranty
Colour: Silver

In stock · ships from London

Sold out — back soon

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Free UK delivery
30-day returns
1-year warranty
Specs & dimensions
  • Capacity: 300ml
  • Material: 304 stainless steel, double-wall vacuum
  • Size: 7.5 × 14 cm
  • Lid: screw-top, leak-proof
  • Care: hand wash
  • Warranty: 2 years
Delivery

UK Standard delivery is free on every order: tracked, 5–6 working days. Orders placed before 2pm Monday–Friday are dispatched the same day from Barking, London. We also ship to the US (free standard, 4–9 business days).

Returns & warranty

30-day returns: changed your mind? Email contact@genixmart.co.uk with your order number within 30 days of delivery and we'll send you the return address.

Warranty: every GenixMart product is covered against manufacturing faults (1 year as standard, 2 years on this bottle). If something stops working, we replace it or refund you, and we cover the return postage.

Why buy from GenixMart?

We're a small UK business in Barking, London. We started on eBay with 800+ orders and 98% positive feedback, and now sell direct so we can offer better prices and faster support. Real people reply within 1 working day.

Customer reviews

Rated excellent by real customers

Every review below is from a verified eBay purchase of this exact product. Same team, same stock — now sold direct.

4.9 20 verified reviews
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Verified purchases from our eBay store (98% positive)

This is my second one 👍 Great item and speedy dispatch

K
k***6Verified purchase · eBay

Good quality item at a decent price

A
a***1Verified purchase · eBay

All good

R
r***oVerified purchase · eBay

Nice small flask. Boiling water was luke warm after 4 hours but can't complain for the price. Arrived late but the delay was not the fault of the seller, that was down to Evri.

O
o***rVerified purchase · eBay

Great. Stays hot for an amazing length of time.

M
m***eVerified purchase · eBay

Great small water and drinks flask.

P
p***oVerified purchase · eBay
Seen on TikTok

Real people, real reviews

Unfiltered videos from customers using our bottles day to day.

M
@manosky52Verified customer · TikTok
Watch on

The 300ml mini bottle in action — small enough for a bag, keeps drinks hot for hours.

Y
@yeyeafiliateVerified customer · TikTok
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Insulated flask unboxing — a bargain that keeps drinks hot.

J
@jaydesukenaxoVerified customer · TikTok
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Another cute water bottle, just because.

Z
@zimchi_mealVerified customer · TikTok
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An insulated bottle that actually keeps water hot.

Z
@zeeram5Verified customer · TikTok
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TikTok made me buy it — and it was worth it.