Top 10 350ml Thermos Flask UK – Drink Flasks

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1. Thermos

Thermos 181114 ThermoCafé Stainless Steel Flask, 350 ml

Thermos - Insulated stainless steel serving cup. Double wall vacuum insulation retains hot or cold temperatures. Cool to the touch with hot liquids, sweat-proof with cold. Durable stainless steel interior and exterior.
BrandThermos
ManufacturerThermos
Height20 cm (7.87 Inches)
Length7 cm (2.76 Inches)
Width7 cm (2.76 Inches)
Part Number181114
Model181114

2. Thermos

Thermos Light and Compact Flask, Stainless Steel, 350 ml

Thermos - Durable stainless steel interior and exterior with insulated stainless steel serving cup. Cool to the touch with hot liquids, sweat-proof with cold. 5 year guarantee. Enhanced push button stopper for easy pouring. Thermos vacuum insulation technology for maximum temperature retention; keeps hot for 14 hours and cold for 24 hours.
BrandThermos
ManufacturerThermos
Height20 cm (7.87 Inches)
Length7 cm (2.76 Inches)
Width7 cm (2.76 Inches)
Part Number186247
Model186247

3. Pioneer Flasks

0.35L, 18/10 Stainless Steel – Keeps Drinks Hot for 8 Hours, Pioneer Flasks Pioneer Insulated Vacuum 350ml Travel Flask, Black

Pioneer Flasks - Serving from your flask is as easy as pushing the button on top of the lid. Guaranteed quality: all Pioneer products are covered by a 2-year manufacturer’s warranty.

Size: the flask will hold up to 1 Litre of fluid, with 350ml and 500ml sizes also available. Eco-friendly: pioneer flasks are a perfect environmentally friendly substitute for disposable coffee cups and can be used time and time again. Vacuum insulated design: the innovative double-walled insulation keeps hot drinks hot for up to 8 hours, or cold drinks cold for up to 24 hours! Leakproof: the flask’s airtight lid is designed to completely prevent spills. Unbreakable design: unlike plastic or glass flasks, the Pioneer Flask’s sturdy design prevents it from breaking when dropped.
BrandPioneer Flasks
ManufacturerGrunwerg
Height20 cm (7.87 Inches)
Length7 cm (2.76 Inches)
Width7 cm (2.76 Inches)
Part NumberSVB350
ModelSVB350
Warranty2 year manufacturer's warranty.

4. Thermos

Thermos Super Light Direct Drink Flask 350ml Rose Pink

Thermos - 7cm Dia. X 22cm H. Insulated rose pink drinks flask. Approx. 350ml. Bpa frew. Easy-open, push-button lid. Keeps drinks hot for 10 and cold for 24 hours. Ultra-slim and lightweight. Double-walled stainless steel 5-year manufacturer’s guarantee.
BrandThermos
ManufacturerThermos

5. Thermos

Thermos Super Light Direct Drink Flask 350ml Graphite

Thermos - Ultra-slim and lightweight. 5-year manufacturer’s guarantee. Double-walled stainless steel. Insulated grey drinks flask. Keeps drinks hot for 10 and cold for 24 hours. Easy-open, push-button lid.
BrandThermos
ManufacturerThermos

6. WINKYES

Coffee Tea Milk Hot or Cold for a Day, A Bottle A Tree, WINKYES Mini Wave 350ml, Thermos Flask Eco Friendly, BPA Free Stainless Steel Water Bottle, Reusable Vacuum Insulated, Leak Proof

WINKYES - Lid unscrews in half a turn so you have quick access to your chosen drink. Reduce co2 footprint - we already donate part of our profits go to the world’s leading conservation organization and to further reduce our CO2 footprint, and with the NGO TREE-NATION, that we initiated a collaboration with TREEDOM, which plants trees in rural areas in the southern hemisphere, the largest reforestation platform in the world.

A bottle a tree - to further reduce our co2 footprint, that we initiated a collaboration with the NGO TREE-NATION, the largest reforestation platform in the world. You will receive your personal tree certificate. In our products, we put quality and durability first, we want our products to be useful and last long so that you can reduce waste. No straw or nozzle so you’re able to drink right to the end of the bottle without any sloshing.

Leak-proof - polished thread-free mouthpiece with a leak-proof screw top lid. Quality and durability - we founded winkyes with the intent of doing business the right way, in full respect of the environment and the world we live in. Double wall vacuum insulated design - keeps your coffee, shakes and smoothies cold for 24 hours. You can use it on your daily commute, milk or tea hot for 12 hours and your water, outdoor running/fitness activities, hiking mountains or whilst working from home!.
BrandWINKYES
ManufacturerWINKYES
Height20.2 cm (7.95 Inches)
Length7.2 cm (2.83 Inches)
Width7.2 cm (2.83 Inches)
Modelmini WAVE

7. UCG

350ml, Fish Fear Me Funny Stainless Steel Thermos Vacuum Flask

UCG - Approx. Suitable for hot and cold liquids. Measurements: 20cm x 7cm. Comes with lid and a removal filter net to prevent accidental spillages or leaks. High quality 350ml sublimation thermos flask.
BrandUCG
ManufacturerUCG
Part NumberTRAVEL MUGS

8. 720°DGREE

BPA-Free, Hot, 350 ml, Kids, School, Leakproof, Cold & Carbonated Drinks, Children, Kindergarten, Sports, Gym, 720°DGREE Vaccum Insulated Water Bottle “milkyBottle“, Thermo Stainless Steel Flask

720°DGREE - Without plastic contact | smart concept - compared to other stainless steel water bottles, bps & phthalates. For the environment's sake - with this reusable and durable water bottle, you are actively helping to reduce garbage production of disposable bottles.

Keepdgree-technology - 12h hot / 24h cold - double walled vacuum design at the highest level. 720°dgree stands for outstanding customer service with thousands of happy CUSTOMERS. If you do not love your new "milkyBottle", simply send it back within 60 days and we will refund you the full amount in no time. Purchase your premium insulating bottle NOW simply by clicking "Add to Basket"! Precision double wall technology - the highest performance + the most compact & lightweigt vacuum bottle in its class 350ml - up to 30% slimmer and lighter.

Works perfectly even with carbonated drinks. Always the right temperature of your preferred beverages - all day long thanks to the extra COPPER-LAYER between the double-walls; your beverages only comes in contact to FOOD-SAFE 18/8 stainless steel. Dimensions: bottle’s Ø 6. 8 cm, drinking opening Ø 3. 5 cm, total height: 17. 8 cm, x height 17. 1 cm, weight: 226g.
Brand720°DGREE
Manufacturer720°DGREE
Height17.1 cm (6.73 Inches)
Length6.7 cm (2.64 Inches)
Width6.7 cm (2.64 Inches)
Part Number.
Model.

9. Thermos

500 ml, Thermos 185511 Light and Compact Flask, Midnight Blue

Thermos - 5 year guarantee. Thermos vacuum insulation technology for maximum temperature retention; keeps hot for 18 hours and cold for 24 hours.

5 year guarantee. Cool to the touch with hot liquids, sweat-proof with cold. Cool to the touch with hot liquids, sweat-proof with cold. Durable stainless steel interior and exterior with insulated stainless steel serving cup. Enhanced push button stopper for easy pouring. Thermos vacuum insulation technology for maximum temperature retention; keeps hot for 18 hours and cold for 24 hours. Enhanced push button stopper for easy pouring. Durable stainless steel interior and exterior with insulated stainless steel serving cup.
BrandThermos
ManufacturerThermos
Height25 cm (9.84 Inches)
Length8 cm (3.15 Inches)
Width8 cm (3.15 Inches)
Part Number185511
Model185511

10. Thermos

Stainless Steel, Thermos Bottle, 0.47 Liter, Midnight Blue

Thermos - Cool to the touch with hot liquids, sweat-proof with cold. Lxwxh: 7. 6x7. 6x24. 4 cm. Insulated stainless steel serving cup. Thermos vacuum insulation technology for maximum temperature retention, hot or cold. Durable stainless steel interior and exterior. Twist and pour stopper lets you pour without removing the stopper. 5 year guarantee.
BrandThermos
ManufacturerThermos
Height2.91 cm (1.15 Inches)
Length3.78 cm (1.49 Inches)
Width10.24 cm (4.03 Inches)
Part Number183268
Model183268