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Black+Blum Explorer Flask Duo 1L
Black+Blum Explorer Flask Duo: hot or cold for 24 hours
The Black+Blum Explorer Flask Duo keeps drinks piping hot or ice cold for 24 hours thanks to vacuum insulation. Made for hikes, beach days and mountain trails, it has a reinforced steel body and a 100% leak-proof design.
Two double-walled 200ml stainless steel cups screw neatly onto the top and bottom, so you can share a plastic-free brew anywhere. A silicone gasket stops drips, a thick nylon strap makes carrying easy, and the smooth-pour cap minimises spills.
"This flask is amazing for keeping drinks at the perfect temperature, whether I’m out with the kids or on a busy day. I love knowing I’m avoiding plastic bottles while having something so reliable by my side." - Georgie x
Why we love it
💗 24-hour temperature. Hot coffee or iced water all day.
💗 Two cups included. Perfect for sharing.
💗 Leak-proof. Pack it without worry.
💗 Dishwasher-safe. Just remove the strap.
Good to know
Capacity
1 litre (1.4L version also available)
Materials
304/18-8 stainless steel, silicone, nylon, polypropylene
Weight
745g
BPA-free
Yes
A brand that gives back
Black+Blum is a UK brand founded by Dan Black and Martin Blum over 20 years ago. As part of 1% for the Planet, it donates 1% of every sale to organisations tackling food waste.
Shop Black+Blum Explorer Flask Duo 1L
Sources:[1] Healf product page: healf.com
BruMate Rotera - Rose Taupe
BruMate Rotera in Rose Taupe
BruMate’s Rotera offers a fresh take on staying hydrated. Its TwistSip™ lid lets you twist for a touch-free sip and twist back to close – so it’s 100% leak-proof and ready to toss in your bag for the gym, the office or the school run.
It comes with a ColdKey™ stainless steel straw, so no plastic straw touches your drink, and BevGuard™ insulation keeps drinks ice cold for more than 24 hours. A soft-touch silicone sleeve protects against dings, and the wide opening fits most ice makers.
"This bottle is one of my go‑tos for travel. It’s leak-proof, lightweight, and feels so good knowing I’m drinking from stainless steel. It’s helped me stay consistently hydrated while fitting seamlessly into my busy routine." - Georgie x
Why we love it
💗 Leak-proof. Bag-friendly design.
💗 Touch-free sipping. No dirty straws.
💗 Ice cold for 24+ hours. BevGuard™ insulation.
💗 Pretty colour. Soft rose taupe.
Good to know
Best for
Cold, non-carbonated drinks
Straw
ColdKey™ stainless steel
Care
Lid is hand-wash only
Shop BruMate Rotera - Rose Taupe
Sources:[1] Healf product page: healf.com
Ion8 Kid's Water Bottle - Daisy
ION8 Kids Steel Water Bottle (Daisies)
The ION8 Lightweight Steel Kids Water Bottle is made from food-safe, odour-resistant stainless steel, with a fun daisy design. ION8 bottles have won three design awards and are built for active lifestyles.
A triple lock seal, press-close lid and secure brace mean no spills in school bags, and the full-flip lid and wide mouth make refilling and adding ice easy. It’s slim enough for backpacks and car cup holders.
"No more leaks, no more spilled drinks. I love knowing my little ones are sipping from stainless steel, rather than harmful plastic bottles." - Georgie x
Why we love it
💗 Leakproof. Triple lock seal.
💗 Lightweight steel. Food-safe and odour-resistant.
💗 Easy refills. Full-flip lid and wide mouth.
💗 Dishwasher safe.
Good to know
Capacity
400ml
Material
Stainless steel (not insulated)
Note
For cold drinks only
Shop Ion8 Kid's Water Bottle - Daisy
Sources:[1] Amazon UK listing: www.amazon.co.uk
Ion8 Kid's Water Bottle - Diggers
ION8 Lightweight Steel Water Bottle (Construction Machines)
The ION8 Lightweight Steel Water Bottle is a non-insulated stainless steel bottle with a fun construction machines design – great for kids and adults alike, for school, sport and everyday use.
The handy full-flip lid sits clear for easy drinking and cleaning, and the wide opening makes refills quick. It’s the width of a soda can, so it fits lunch boxes, bags and car cup holders – a reusable swap for single-use cups.
"No more leaks, no more spilled drinks. I love knowing my little ones are sipping from stainless steel, rather than harmful plastic bottles." - Georgie x
Why we love it
💗 Leakproof. Triple lock seal.
💗 Lightweight steel. Food-safe and odour-resistant.
💗 Easy refills. Full-flip lid and wide mouth.
💗 Dishwasher safe.
Good to know
Capacity
600ml
Material
Stainless steel (not insulated)
Note
For cold drinks only
Shop Ion8 Kid's Water Bottle - Diggers
Sources:[1] Amazon UK listing: www.amazon.co.uk
