Yas Drawstring Cooler Backpack. Most perfect carry bag anytime and anywhere especially for biking zumba field trips and many more activities. Easy carry with drawstrings that are dependable and comfortable on the shoulders. You can sling on your shoulder or put on your back anyway you like it. Made from good quality 210D polyester. Designed as a handy cooler bag with an internal layer of thick PE foam insulation that is encased in a waterproof PEVA inner liner. Ideal for keeping food and beverages cool on the way to work school or events. The drawstring cooler is also perfect for all sports and swimming gear. The waterproof lining prevents wet gear from soaking through the bag. Braided loops at the base for added strength. Great gifts for all seasons at a a very affordable budget and powerful tool as your promotional ventures.