3 minute read
Whether you're an avid coffee drinker, a tea enthusiast, or simply a hydration-conscious individual, the choice of your drinking vessel can significantly impact your daily beverage experience. One such vessel that has gained popularity in recent years is the double-walled tumbler. In this blog post, we'll delve into the advantages of using a double-walled tumbler and why it might be your next favorite drinkware accessory.
1. Temperature Retention:
One of the most significant advantages of a double-walled tumbler is its exceptional ability to retain the temperature of your beverage. The double-wall construction creates an insulating layer of air between the inner and outer walls, effectively minimizing heat transfer. This means your hot drinks stay hot, and your cold drinks stay cold for much longer compared to traditional single-walled cups.
2. Enjoy Hot and Cold Beverages:
A double-walled tumbler is versatile, accommodating a wide range of beverages. Whether you're sipping on a steaming cup of morning coffee, a refreshing iced tea on a scorching summer day, or even a chilled smoothie post-workout, this tumbler has you covered. Its insulation properties maintain your drink's ideal temperature, allowing you to enjoy it at your leisure.
3. No Condensation:
Say goodbye to annoying condensation rings on your tabletops and moisture on your hands. Double-walled tumblers are designed to prevent condensation from forming on the exterior, ensuring a clean and dry grip. This feature makes them perfect for use at home, in the office, or during outdoor adventures without the need for coasters or napkins.
4. Durable and Long-Lasting:
Most double-walled tumblers are made from high-quality materials like stainless steel, which not only enhances their durability but also makes them resistant to rust and corrosion. This means your tumbler is likely to withstand daily use and maintain its pristine appearance for years to come.
5. Leak-Proof Design:
Many double-walled tumblers come equipped with leak-proof lids and sealing mechanisms. This feature is especially handy for those on the go, as it prevents accidental spills during commutes or while traveling. Plus, it allows you to confidently carry your tumbler in a bag without worrying about leaks.
6. Stylish and Customizable:
Double-walled tumblers are available in a wide array of designs, colors, and sizes to suit your personal style. Some even offer customization options, allowing you to add your name, a favorite quote, or a unique design. This makes your tumbler not only functional but also an extension of your personality.
In conclusion, a double-walled tumbler offers a multitude of advantages. Whether you're a coffee aficionado, a tea lover, or simply someone who values the joy of a perfectly tempered beverage, this versatile drinkware option is sure to enhance your daily sipping experience. So, why not make the switch and start sipping in style with a double-walled tumbler today?
Juniper Bottle, 18 Oz, Double Walled, Wooden Lid - Primula
$29.99
The Juniper stainless steel insulated water bottle is ideal for sipping on the go, with a wide enough opening to put ice cubes inside. The double walled, vacuum sealed technology will keep your beverages hot or cold all day long,… read more
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Discovery Bottle, Double Walled, Leak Proof Lid - Primula
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The Discovery stainless steel insulated water bottle is ideal for sipping on the go, with a wide enough opening to put ice cubes, fruits and more inside. The double walled, vacuum sealed technology will keep your beverages hot or cold… read more
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There are few things better than playing with a laser thermometer, and drinking a lot of coffee while getting paid for it.
Today we’re testing the claims that double wall insulated hot cups are better than using recycled cup sleeves with traditional single wall hot cups. Double wall hot cups are made by manufacturing two paper walls with an insulating air pocket between them. Some manufacturers have claimed using a double wall cup avoids the need for a sleeve and keeps drinks hotter longer.
Since these cups tend to cost about $.06 more than a regular hot cup, we wanted to make sure the value was worth it- after all, a sleeve is about $.05. So we made some coffee in our headquarters Test Kitchen to find out.
Lab Equipment
The cup on the right (cup # 1) is the single wall cup while the cup on the left (cup #2) is the double wall cup. As you can see, we started the test with 180 degree coffee in both cups.
After pouring the coffee in and letting it sit for a minute, the laser thermometer showed the outside temperature of cup #1 to be 179 degrees, virtually the same as the inside. This makes sense; paper is a poor insulator. This cup was very uncomfortable to hold; we found that a temperature of 150-160 degrees is about the maximum temperature at which one could comfortably hold a cup of coffee without using a sleeve. The surface area of a sleeve on a cup is a comfortable 130 degrees by comparison so the sleeve helped considerably.
The surface area of the double wall cup was exactly 10 degrees less than the single wall cup. This was actually bearable to hold but we had hoped for a lower temperature.
After 10 minutes, both cups had cooled to a nearly identical 160 degrees inside, indicating that the double wall cup wasn’t really making a difference in maintaining temperature over time. So for those of you who like to savor your coffee for a long time, we hope you’re okay with luke-warm because the double wall didn’t seem to keep it hotter.
Conclusion
- Our test results didn’t seem to show a compelling reason to use double wall cups over single wall either for maintaining temperatures or negating the need for a sleeve. However, many cafes now serve coffee approaching 200 degrees so the double wall may offer a higher variance in temperature and therefore more compelling value over a single wall cup in that scenario.
- Some people prefer using a sleeve even though it requires more behind the counter labor because sleeves do make it easier to hold a very hot coffee.
For beverages that are not served very hot, the customer doesn’t need a sleeve, which saves this additional cost of $.05.
If a cafe uses double wall cups for every transaction, it would obviously not see this potential savings on some transactions and therefore would be “overpaying” for this added insulation.
- Other people prefer the clean aesthetic that not having a sleeve provides.
In addition, sleeves may make a cup more difficult to fit in car cup holders, which is a big consideration for take-out customers.
In addition, sleeves cover up logos and other valuable branding for shops that have invested in custom printing on their cups. On the other hand, custom printed cup sleeves provide a way around this.
Summary
The final decision relies on your end use, serving temperature, your preference, and your customers preference. As mentioned there are some slight savings using single wall if customers opt not to use a cup sleeve.
So, what do you think? Take a look at our collection of compostable coffee cups, insulated cups and sleeves. We also offer custom printed coffee cups and custom cup sleeves.