Advanced Cooling Technology: our dry ice packs for shipping utilize cutting-edge cooling technology to maintain a low temperature for 24 to 48 hours. Designed for shipping food and beverages, these packs ensure your items stay chilled longer, making them perfect for any shipping or storage needs Safe and Reusable: our dry ice packs are safe for everyday use. They are reusable and reducing waste. Ideal for shipping perishables, these packs provide a reliable and mess-free solution for all your cooling needs Versatile for Multiple Uses: perfect for shipping food, camping, fishing, beach trips, and road trips, our dry ice packs keep your food and drinks cold without the mess of melting ice. They are the ideal choice for any cooler or shipping application, ensuring your items remain fresh and cool Easy to Use: simply soak in water for 5-10 minutes, dry the surface with a towel to prevent sticking, and freeze for at least 8 hours before use. Our dry ice packs are designed for convenience, making them the perfect solution for your cooling and shipping requirements Space-Saving and Lightweight Design: these dry ice packs are thin and lightweight before absorbing water, saving valuable space in your cooler or shipping box. Despite their compact size, they provide powerful cooling, making them the most effective ice replacement product for your shipping and storage needs Quantity:50pcs