【Effective Disinfecting Pet Combs】Our dog hair brush adopts ozone disinfection technology instead of the traditional method of washing pets with soap and water. Easy to use, sterilize pets and remove pet odor. NOTE: It works with all pets. Not allergic to pets and safe for pets with allergies or wounds. 【Effective 2 in 1 Puppy Brush】This is not just an ordinary dog grooming tool, it is a new type of technology that combines brushing, sterilization, disinfection and deodorization in one. Use 2-3 times a week for 10-15 minutes for best results. 【Environmental protection and health】The strong oxidizing power of ozone exerts its sterilizing and deodorizing ability. Our pet grooming combs have built-in ozone generators that use O3 as a safe and environmentally friendly disposal method to help sterilize, disinfect and eliminate odors. 【Gentle Massage Combs】This cat comb is designed to be gentle on the skin, with rounded tines, comfortable handles, and a durable comb that penetrates into