The waterproof backpack has a roll-top structure and a two-sided TPU, which basically keeps it airtight. So it keeps your food warm and cool and your valuables dry. It has a large capacity and a stylish look. You can also use it to carry shoes, notebooks, papers, toiletry bags and clothes, and then take it with you to any outdoor occasion.

This custom insulated cooler bags have high capacity and multiple compartments, and are made of tear resistant, water resistant, wear resistant material, so it will last you for years to come. According to weierken experts, this is a great must-have for sports, hiking, camping and traveling. If you are interested in this backpack, please come to inquire.

Stylish look: Available in yellow and grey, you can choose according to your personal preference and style, whether it is an outdoor picnic or a meal in the office, adding a bright and stylish touch. Large capacity and insulation: The insulation bag is spacious and can hold multiple food boxes and beverage bottles. The internal insulation material can effectively maintain the temperature of the food, whether it is hot or cold drinks, to keep it warm or cool. Portable design: The thermal bag comes with a comfortable portable design for easy carrying. Whether you are traveling or shopping, you can easily carry it with you for convenience and comfort. Built-in bottle opener: The thermal bag is designed with a convenient bottle opener inside, so you can easily open the bottle and enjoy a delicious drink when you need it. Waterproof zipper with easy pull loop: The insulated bag features a waterproof zipper with easy pull loop that allows you to easily open and close the bag while effectively preventing water stains from seeping in. Easy to fold, storage: when you do not use the thermal bag, it can be easily folded up, easy to store and carry, saving space.