- LARGE CAPACITY: The Picnic Backpack measures 12x8.7x10 inches, providing ample space for all your essentials—food, drinks, fruits, and snacks—perfect for picnics, outings, or work lunches. - INSULATED DESIGN: Made with thick, high-quality lining material, this lunch bag is designed to keep your food fresh, warm, or cold for hours. Enjoy your meals at the right temperature, ensuring a satisfying and enjoyable eating experience. - PORTABLE AND CONVENIENT: Featuring a smooth zipper for easy access, this picnic backpack includes a firm handle for carrying, as well as a detachable and adjustable shoulder strap that extends from 15 to 49 inches. You can effortlessly carry it by hand or on your shoulder to fit your personal style. - EASY TO CLEAN: The waterproof material allows for simple maintenance. In the event of spills, just wipe down the interior with a damp cloth or napkin—no need for extensive cleaning. This practical feature makes it a time-saver for your busy lifestyle. Use scenarios: 1. Pack this backpack for a family day at the park, ensuring everyone has their favorite snacks and drinks kept at the perfect temperature throughout the day. 2. Take it to work for a hearty lunch, confident that your meals will stay fresh and flavorful during busy office hours. 3. Use it on hiking trips to conveniently carry essential supplies while keeping your food cool and accessible along the trail.