Compact Cooling Blocks: These blocks fit inside lunch containers, cooler bags, or soft chests without taking much space, while providing consistent cold to keep items from warming too quickly during outdoor activities, travel, or daily packed meals. Long Freeze Design: Stays cold for hours after frozen solid, helping preserve temperature in packed food bags or drink coolers. Especially helpful for trips that extend over short errands or brief periods without refrigeration access. Eight Block Set: Includes multiple pieces for use in different bags or combined for larger containers, giving better coverage and flexibility to organize depending on food size, drink quantity, or needed chill level for specific events. Flat Brick Shape: Easy to slide between or under contents without causing tilt or imbalance during transport, helping distribute cold more evenly while saving room and keeping items organized inside insulated bags or storage coolers. Key benefits - Space-saving, compact design that fits inside common lunch bags, cooler bags, or soft chests - Long-lasting cooling performance after blocks are frozen solid - Flexible eight-block set for use across multiple bags or combined for larger containers - Flat brick shape enables easy placement under or beside items for even cooling and organized storage Use scenarios - Day trip or picnic: Place blocks around sandwiches, salads, and beverages to maintain freshness without bulky equipment - Office lunch or school bag without refrigeration: Use blocks to keep perishable items cold during commute and throughout the day - Travel with multiple bags or containers: Use blocks in different bags or group blocks for larger coolers to ensure even cooling and flexible arrangement for various food and drink quantities