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Informed Sport
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A cheap plastic bottle does the job until your water turns warm by the second set and the bottle starts sweating through your gym bag. A good insulated bottle fixes both. The honest answer on which to buy: the SmartShake Bohtal Sports Bottle for most people, and the Ice Shaker if you want one bottle for both water and protein.
The short answer
- Best all-rounder: the SmartShake Bohtal Insulated Sports Bottle. 960ml, cold for up to 12 hours, hot for up to 6.
- Best if you also shake protein: the Ice Shaker 26oz. Cold for 30+ hours and a built-in agitator.
- Best for the desk or car: the Bohtal Tumbler, with a flip spout and a straw.
- Best for coffee on the commute: the Bohtal Travel Mug, 600ml and dishwasher safe.
What to look for in an insulated drink bottle
Capacity. For training, bigger is usually better. A bottle close to a litre means fewer refills during a session. If you are not sure how much you need, working out how much you sweat per session gives you a real number to aim for.
Hours cold. Every bottle here uses double-wall vacuum insulation. Ratings range from up to 12 hours to 30 hours or more. For a gym session and a workday, 12 hours covers it. The longer rating matters more for long days, hot cars and summer.
Lid type. This is where bottles really differ. A chug lid lets you drink fast between sets. A flip spout or straw is easier at a desk. A pop-top spout is quick with one hand. Think about how you actually drink.
Cleaning. Stainless steel does not hold odours the way plastic can, which is a big win. Check whether the bottle and lid are dishwasher safe, and when in doubt, hand wash to protect the seal.
Sweat-free. A proper vacuum wall means no condensation on the outside. That means no wet gym bag and no water rings on your desk.
The bottles we stock
SmartShake Bohtal Insulated Sports Bottle
The SmartShake Bohtal Insulated Sports Bottle is the one we would point most people to. It is food-grade 18/8 stainless steel with double-wall vacuum insulation, holds a big 960ml, and keeps drinks cold for up to 12 hours or hot for up to 6.
The leak-proof chug-style lid lets you drink quickly without spills, and the built-in loop handle makes it easy to carry. A silicone base keeps it quiet and steady on hard floors. It is BPA and phthalate free. It comes in black, pink and the Bohtal bottle in green.
Suits: gym sessions, work and everyday hydration in one bottle.
SmartShake Bohtal Insulated Tumbler
The SmartShake Bohtal Insulated Tumbler is built for sipping rather than chugging. It uses the same 18/8 stainless steel and double-wall vacuum, and keeps drinks cold for up to 12 hours.
A tightly locking steel lid pairs with a soft silicone flip spout and a detachable straw. The outside stays sweat-free, so it will not leave rings on your desk. It comes in black and rose gold.
Suits: desk days, iced coffee and smoothies.
SmartShake Bohtal Insulated Travel Mug
The SmartShake Bohtal Insulated Travel Mug holds 600ml and keeps drinks cold for up to 12 hours or hot for up to 6. The clear lid gives you three ways to drink: through the reusable straw, through the drink hole, or with the lid off. A rubber gasket seals it tight when closed.
It is also the only bottle here where both the mug and lid are listed as dishwasher safe.
Suits: the morning coffee run and the commute.
Ice Shaker 26oz NBA and NFL bottles
The Ice Shaker NBA bottle is officially licensed, with your team's logo engraved on the back. It holds 26oz, about 770ml, and its kitchen-grade double-wall vacuum insulation keeps drinks cold for 30+ hours with no sweaty outside.
The difference is the agitator. A patented, noise-free twist-on agitator blends powder and doubles as a strainer, and internal measurement lines help you mix accurately. The pop-top spout is leak-proof after the second click, and a silicone base protects it. The Ice Shaker NFL bottle adds a carry handle built into the lid.
Suits: anyone who wants one premium bottle for water, electrolytes and protein, and anyone who wants their team on it.
The bottles compared
| Bottle | Capacity | Cold for | Best for |
|---|---|---|---|
| Bohtal Sports Bottle | 960ml | Up to 12 hours | Gym and work |
| Bohtal Tumbler | See product page | Up to 12 hours | Desk sipping |
| Bohtal Travel Mug | 600ml | Up to 12 hours | Coffee and commute |
| Ice Shaker 26oz | About 770ml | 30+ hours | Water plus protein |
Can you shake protein in them?
Ice Shaker: yes. It is designed to be a protein shaker as well as a water bottle. The agitator mixes powder smoothly, and because it is stainless steel, it does not hold onto the sour-milk smell plastic shakers can pick up.
Bohtal Sports Bottle: use a shaker instead. The Bohtal listing talks about the chug lid and insulation, but it does not mention a mixing ball or agitator. Keep it for water and electrolytes, and use a proper shaker for protein. Our guide to the best protein shaker bottles will help you pick one.
Whichever you use, rinse it soon after protein. If a bottle has already picked up a smell, see how to clean a bottle properly.
Where NZ Supps fits
We stock the full range of insulated bottles above, plus more from SmartShake and Ice Shaker. If you need a mixer for protein as well, the wider shakers and bottles range has plastic and stainless options at every price.
FAQ
What is the best insulated drink bottle for the gym? For most people the SmartShake Bohtal Insulated Sports Bottle is the best all-rounder: 960ml, cold for up to 12 hours and a chug-style lid that does not leak. If you also want to shake protein in the same bottle, the Ice Shaker 26oz is the better pick.
How long do insulated bottles keep water cold? The Bohtal range keeps cold drinks cold for up to 12 hours. The Ice Shaker 26oz bottle is rated for 30 hours or more. Adding ice at the start and keeping the lid shut makes a big difference to real-world results.
Can I shake protein in an insulated bottle? Only if it is built for it. The Ice Shaker has a twist-on agitator that blends powder and doubles as a strainer, so it works as a proper shaker. The Bohtal bottle's listing does not mention a mixer, so use a dedicated shaker for protein.
Are insulated drink bottles dishwasher safe? It depends on the bottle. The Bohtal Travel Mug and its lid are listed as dishwasher safe. For the others, check the product page, and if in doubt, hand washing with warm soapy water is the safest way to protect the vacuum seal and finish.
Do insulated bottles sweat? Double-wall vacuum bottles should not. The vacuum between the walls stops the outside from getting cold, so you avoid condensation, wet gym bags and rings on your desk. Every bottle on this list uses double-wall vacuum insulation.
