- Reliable Cooling: Our dry ice crystal particles are designed to provide excellent cooling performance. Their coarse and expandable nature enhances their cooling storage effect, ensuring that your items stay colder for longer. - User-Friendly Design: To activate the ice crystals, simply add water to the ice crystal box. Be sure to leave some space for expansion, as the ice crystals will absorb water and grow as they freeze. No complicated setup is required. - Long-Lasting Use: If the ice pack overflows with crystals, simply clean it and reuse. These durable ice packs are designed for repeated use, maintaining their effective cooling capability. - Versatile Applications: Our freezer ice packs are perfect for a variety of uses, including food refrigeration, breast milk preservation, and cooling during breastfeeding. They are also effective for self-propelled refrigeration tasks, ensuring you have the right cooling solution whenever you need it. - Ideal for Travel: Take these ice packs on picnics, camping trips, or long road travels to keep food and drinks fresh. Their reliable performance makes them a must-have for anyone on the go. - Safe and Compatible: Our ice packs are made from safe materials and are compatible with various cooler models, ensuring you get the best out of each use. Keep your perishables safe and cool with confidence.