- Keeps foods and beverages cold for hours without melting, using cooling crystals that stay colder longer than traditional packs, making them ideal for travel and outdoor storage. - Slim and compact design fits easily in lunch bags, coolers, or refrigerator drawers. Ultra-thin build maximizes space while keeping contents cooled, ideal for daily use with work meals, school snacks, or grocery runs. - Includes an 8-piece set that provides maximum cooling coverage for larger coolers and bags. Multiple freezer blocks can be distributed evenly over contents for consistent temperature control in large or small containers. - Built for versatility in outdoor travel, picnics, and beach trips or cool storage. Delivers reliable cooling for road trips, tailgating, camping trips, or backup cold storage at home during power outages. Use scenarios: - Road trips, camping trips, and tailgating - Work lunches, school snacks, and grocery runs - Backup cold storage at home during power outages