Using these gloves is super easy. Just slip them on your hands and you're ready to add a touch of style to your outfit. When it comes to maintenance, gently hand - wash them in cold water with a mild detergent. Then, lay them flat to dry. As for the warning, keep in mind that due to the presence of chemicals like lead and cadmium, avoid putting these gloves in your mouth or using them with food. If you have any concerns, refer to the link provided in the product description for more information.