The Cryopak Hard Shell Reusable Ice Pack, measuring 3" x 5", is the ultimate solution for keeping your food, beverages, and medications refreshingly cold. Crafted with a durable hard shell design, these ice packs are built to withstand rigorous use while ensuring your items stay cool and protected. No more worries about leaks or punctures that could ruin your precious belongings. Ideal for various applications, these ice packs fit perfectly into lunch boxes, coolers, or any bag with ease. Their compact size allows for convenient portability, making them an excellent companion for picnics, camping trips, outdoor adventures, or just your everyday commute. Whether you're a busy parent sending your kids to school with packed lunches or an outdoor enthusiast embarking on a hiking journey, these ice packs have got you covered.