1. Recommending to replace the ear support patch every three days, clean the inner skin of the ears with alcohol wipes, re stick the new ear support patch after drying.2. Following the instructions, you will stay in place and does not harm the ears.3. It is careful when removing the tape from the dogs ear. Recommending to use a little bit of mineral oil to remove any adhesive residue left on her fur. Prevent SweatingYour dogs are prohibited from long-term activities in the sun. Sweating in the ears can cause itching in dogs, which can lead to head flicking and ear scratching. Arc Design: The ear support patch fits the dog pinna more comfortably. Works Great: The ear support stand can make your god ears stand up quickly. No Skin Irritation: The herbal ingredients of ear support patch have the function of anti-allergy and enhancing cartilage hardness. About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks for your cooperation and well make you feel satisfied.