Shop Thermos Flasks Online

Thermos has been a leader in vacuum insulation technology since 1904, offering innovative solutions for keeping beverages at the perfect temperature. Known for their durable construction, Thermos insulated flasks are designed to be reliable and long-lasting, making them an ideal choice for outdoor enthusiasts and everyday use alike. Their efficiency ensures hot drinks stay warm and cold beverages remain chilled longer, setting Thermos apart in the premium drinkware market.

Stay hydrated with our range of Thermos products, including insulated drink bottles, travel mugs, food flasks, and travel can coolers. Each product is crafted to cater to the needs of diverse lifestyles, whether you’re commuting, enjoying picnics, or traveling. With a focus on practicality and reliability, the Thermos selection at Onceit provides options for every occasion and preference, ensuring that your drinks and meals stay just the way you like them.

In addition to Thermos, we offer a selection of premium drink bottles and mugs from trusted brands such as Camelbak, Corkcicle, Oasis, B.Box, Bodum, and more. Each brand brings its own unique features and styles, providing customers with a wide selection of high-quality products designed for both functionality and aesthetics. Whether you need hydration solutions for sports, commuting, or outdoor adventures, there's something for everyone at Onceit.

Order Thermos online today from Onceit and enjoy big savings as well as quick and easy shipping to your door.

What materials are Thermos products made from?

Thermos products are typically made from stainless steel, which is durable and resistant to rust. Many of their flasks also feature BPA-free plastic components for lids and insulation.

How long can Thermos products keep drinks hot or cold?

The insulation technology used in Thermos products can keep beverages hot for up to 12 hours and cold for up to 24 hours, depending on the specific model and external conditions.

Are Thermos products dishwasher safe?

Most Thermos products are designed to be safe for the top rack of the dishwasher, but it’s recommended to check the care instructions for each specific item. Hand washing is often suggested to preserve the product's appearance.

Can I use Thermos flasks for carbonated drinks?

Yes, many Thermos flasks are suitable for carbonated beverages. However, it’s best to follow the product guidelines as excessive pressure from carbonation can cause leaks or spills.