Compatible with SAMANIJA and Desiccant Packets for Petlibro, voluas, Wopet, PETKIT Automatic Cat and Dog Feeders. Compatible with Petlibro Models: PLAF001, PLAF002, PLAF101, PLAF005, PLAF006, PLAF103, PLAF203. These are not created or sold by Petlibro. Also compatible with other feeders of the same size that have a drying box inside the lid. MATERIALS: Desiccant packets are made from sterile non-woven fabric, silica gel, deoxidizer, and activated carbon. Helps keep pet food fresh and reduces the risk of pets tearing or accidentally ingesting packaging. REGULAR REPLACEMENT: We recommend replacing the desiccant bag every half month to maintain freshness and hygiene of pet food. Replace more frequently in humid conditions or when storing large amounts of food. TIPS: Each desiccant packet is individually packaged to ensure effectiveness during storage. Do not open individual packets until ready to use, as exposure may cause premature oxidation. Store desiccant bags in a dry environment. UPGRADE DESICCANT BAGS: Designed to keep cat and dog food fresh and dry, effectively preventing moisture damage and helping ensure pets enjoy fresh food every time. Color: As Shown Material: PET Package Contents: 24 x Pet Food Desiccant Bags Note: Only the items listed above are included. Other products are not included. Light reflection and differences in display screens may cause slight variations between the color of the item in the photo and the actual product. Measurement may vary by +/- 1-3 cm.