Size M back length: 32cm Bust adjustable range: 47-60cm, warm reminder: if the dog’s chest size is stuck at the critical point of two sizes, it is recommended to choose a larger size! Convenient and adjustable: It is sealed with non stick dog hair Velcro, which is easy to put on and off. Velcro can be adjusted according to the size of the pet to ensure that the dog is more comfortable. High quality materials: Santa Claus dog Christmas clothing is made of breathable, soft, skin friendly cotton and polyester fiber, which can keep your dog fashionable and warm. Running Christmas Dog Clothing: It is suitable for festivals, parties and important occasions, such as Christmas. Let dogs take part in the carnival. Make pets more lovely, fashionable and different.