Purpose and benefits Keeps food and beverages cold for longer without frequent ice replenishment. Reusable and longlasting, reducing waste and replacement costs. Provides reliable cooling by expanding as it absorbs water and freezes. Design and compatibility Ice pack for cooler and air cooler use, engineered for extended cooling performance. Suitable for lunch boxes and cooling air/ice boxes. How it works Soak in water until fully absorbed and ice crystals begin to expand. Chill in the refrigerator for 2–4 hours before use for results. Use scenarios Daily lunches: maintain fresh meals and snacks for work or school. Outdoor activities: camping or hiking trips where extended cooling is needed. Road trips or car coolers: preserve beverages and perishable items during travel. Key attributes Function: wateractivated, expandable, reusable cooling pack. Performance: designed for longlasting cooling across many uses. Compatibility: suitable for lunch boxes and cooling air/ice boxes.