These easy-to-carry and stylish reusable Tyvek lunch bags will keep your food items hot or cold for up to 4- 6 hours. They are great for everyday use whether at school, work, or on the go. Not to mention they make a unique gift.
Material: tearproof & water-resistant Tyvek on the outside, leak-resistant Thinsulate on the inside, Velcro closure
Sizes: 9" W x 10.5" H rolled up, bottom 4" W expanded