1.These cards are made of high-quality cardboard, printed beautifully, not easily torn, and can serve you for a long time. 2. Each 2x3.5 "sour bread care instruction card includes detailed guidelines for storing and reprocessing bread to ensure customers can maintain optimal freshness and flavor for their baked goods. 3. A set of 100 nursing cards is sufficient to meet your usage needs. 4.These cards are perfect for customizing bread and bread starter kits, providing customers with all the information they need to enjoy the best bread, making them a practical addition to any bakery business. 5. Provide tips for storing bread in the refrigerator, including detailed steps to ensure optimal texture and taste.