Fast and efficient cooling Designed to achieve rapid cooling while maintaining safety, providing steady cooling performance in hot weather for lunch. Constant temperature control Advanced technology ensures continuous cooling and prevents premature melting, helping foods stay fresh longer with extended shelf life. Durable construction Made from HDPE, a robust and durable material that supports a long-lasting design and enhances the convenience of keeping your lunch cool. Robust and functional Reusable cold packs that are durable and practical, reducing the need for frequent replacements and offering a sustainable way to keep fresh food without unnecessary costs or waste. Use scenarios - Daily lunch at school or work: place in a lunch bag or box to maintain temperature and keep meals safe until mealtime. - Outdoor activities: ideal for picnics, day trips, or outings to keep drinks and perishables cold in a cooler or lunch bag. - Travel and commuting: helps maintain cooling for beverages and foods during long drives or trips, reducing reliance on temporary cooling options.