20L Insulated Cooler Backpack for and Outdoor Activities Backpack, Small, Bag, Water-Repellent, Durable, Handbag/Shoulder Bag, Style, Fishing, BBQ,

[Size & Material] With a large capacity design of approximately 40 x 28 x 15 cm, it can neatly store lunch boxes, drinks, fruits, ice packs, and more. It has a three-layer structure with a durable Oxford fabric exterior, a highly insulating pearl cotton (foamed PE) middle layer, and a PEVA liner on the inside. Weighing approximately 430g, it is easy to carry and convenient for commuting and going out. 【Excellent Heat and Cold Retention Performance】The combination of an inner aluminum insulation layer and insulating pearl cotton keeps drinks and food at their desired temperature for extended periods. It keeps things cold in the summer and warm in the winter, making it ideal for year-round use as a lunch bag or cooler bag. 【High-Quality Materials & Waterproof/Oil-Resistant Design】The exterior is made of durable Oxford fabric with a water-repellent finish, making it resistant to water droplets and stains and easy to clean. The inner PEVA material resists odors, allowing you to store food and drinks cleanly. 【Compact & Portable】Lightweight design makes it easy to carry, and it folds up compactly for storage. With a 2-way design that can be carried by hand or over the shoulder, it's easy to use in a variety of situations, such as commuting, school, daily shopping, and outdoor activities. 【Wide Range of Uses】Perfect not only as a lunch bag for commuting to work or school, but also for outdoor activities such as picnics, camping, BBQs, fishing, and shopping. It's also convenient as a temporary cooler bag for drinks and food, making it useful in a wide range of situations, including carrying groceries and preserving food. ■ Large-capacity insulated backpack Keeps food warm, cool, and fresh; multi-functional design. [Basic product information] Product name: Large capacity insulated backpack Size: Approximately 40 x 28 x 15 cm Weight: approx. 430g Material: Oxford fabric + pearl cotton + PEVA lining Colors: Gray / Black / Navy [Product features] • Large capacity design: Can store lunch boxes, fruits, drinks, ice packs, etc. • Heat retention and cooling: The inner aluminum layer reflects heat, keeping the temperature for a long time. • Waterproof and oil-resistant: The surface is made of waterproof Oxford fabric. • Lightweight and easy to carry: Weighing approximately 430g, it's perfect for commuting. [Recommended usage scenarios] - For bringing your own lunch to work: You can enjoy a warm meal. • Outdoors: Great for camping, barbecues, and hiking. - As a breast pump bag for mothers: Safe and convenient for storing breast milk. • Shopping: Convenient for taking home frozen foods and prepared meals. [Precautions for use] Do not immerse the entire bag in water. ・Do not use a washing machine. Hand wash or wipe with a damp cloth. Please be careful to avoid contact with high temperatures, heavy objects, sharp objects, etc. • Use a sealed bag when storing liquids for extended periods. [Target Users] Office worker / Student / Mom / Outdoor enthusiast / Delivery staff, etc. This insulated bag is designed to protect your daily meals and health.