The tumbler models that retain temperature the longest are usually double-walled stainless steel ones with vacuum insulation. However, the exact time can vary depending on the model and the brand of the tumbler. I recommend that you check this information on the product description, as it specifies the time it can retain both heat and cold.
A tumbler and a canteen are two objects designed to carry liquids, but their primary function differs. A tumbler has special insulation that allows it to maintain the temperature of the liquid, whether hot or cold, for several hours. A canteen, on the other hand, is a practical container for carrying water or other liquid, but it does not have the same capacity to retain temperature.
The capacity of the tumblers is specified in the description of each product on our website. Normally, it is measured in milliliters (ml) or liters (l). There, you will find all the details related to size, capacity, materials, etc.
Yes, we have a minimum order quantity. This quantity may vary depending on the product you choose. Please check this information in the product description, there you will find the details of the minimum quantity you can order.