1 new type of TPU polyester materialOur collar is made of an innovative coated TPU polyester material on the outside and a sturdy nylon webbing on the inside. Compared with common leather collars the nylon collar is not waterproof and the nylon collar is not resistant to dirt. Myyaa dog collars have the characteristics of waterproof and dirt resistance to the extreme and there is no longer a smell that makes dogs hate more environmentally friendly sturdy and durable3 easily adjustable lighting modesMyyaa collar in the dark is long on slow flashing fast flashing 3 modes these only need a button to easily control. A 180mA lithium battery can be continuously lit for 5 hours in stable mode by charging for 2 hours. Please note that the dog collar is made of waterproof material but the charging port may become loose during use. Please make sure to cover the battery charging port tightly before coming into contact with waterA cool design in 3 fashionable colorsMyyaa collar has fashionable colors: orange blue green and purple pink. You can change your dog collar frequently and your dog and you will have a good mood every day. Bright colors also allow your dog to be spotted in time by potential hazards such as cars motorcycles and bicycles during the day1 tool for interactive communicationYou can choose the most intimate and cool collar for a family member according to your preferences. You can adjust 3 light-emitting modes. Under the different emotions of the dog being quiet happy and running you can interact with the dog to reduce its loneliness.