Using this nursing kit is easy. First, wash the bottle and nipples with the included cleaning brush. Then, prepare the milk formula according to the pet's age and needs. Fill the bottle with the formula up to the marked level for proper feeding. Hold the bottle at a gentle angle and let the pet suckle. After each use, clean all parts thoroughly with warm soapy water and rinse well. Make sure to dry them completely before storing. Replace the nipples regularly to keep them in good condition. Also, always check the milk temperature to avoid harming the pet. This way, your orphaned or newborn pet will get the best care.