
Customizable Thermal USB Lunch Cooler Backpack for Beach and Camping. Custom Logo Acceptance: Supports stamp, laser, engrave, and various printing methods for personalized branding. Thermal Insulation: Features aluminum lining to keep contents cold for 4-6 hours. Waterproof & Leakproof: Constructed with polyester material ensuring durability and protection against spills. OEM/ODM Services: Full customization available including design, samples, and production based on client needs. Multiple Compartments: Designed with multiple storage sections for organized carrying of food and drinks. Fast Sample Production: Sample lead time ranges from 2 to 10 days depending on specific requirements. High Production Capacity: Monthly output reaches 100,000 pieces with experienced R&D and embroidery staff. Versatile Usage: Ideal for beach, camping, food, cans, wine, drinks, and ice cream storage.