These Slim Ice Bricks are thoughtfully designed to fit perfectly into your lunch bag, cooler, or any other container. Its slim and sleek design allows for easy stacking, maximizing your storage space while keeping your items cool. The advanced cooling technology inside the Slim Ice Bricks ensures prolonged cooling power, keeping your food and drinks fresh and chilled for extended periods. Whether it's a short trip or a long adventure, your refreshments will remain at the perfect temperature. The Ice Bricks are entirely free from BPA and any other harmful chemicals. They are designed for repeated use, saving you money and reducing waste. Simply freeze it overnight, and it's ready for the next adventure.