The desiccant bag is a reliable solution for keeping pet food fresh and dry, ensuring your pet enjoys fresh meals every time. Regular replacement every two weeks is recommended for optimal hygiene and food preservation. Crafted from sterile non-woven fabric and food-grade silica gel, it is safe and prevents accidental ingestion. With dimensions of 3.1 x 3.1 x 0.31 inches, it is compatible with various feeder models. For best results, avoid unpacking before use and place it inside the feeder's drying box.