1.Made of soft polyester material, breathable and comfortable to wear. The classic suit style will make your pet charming. 2.The undershirt has Velcro fasteners on the bowtie, neck and chest, which is easy to put on and take off, and can be easily adjusted to the right position for your dog's comfort. 3.Comes with an undershirt and a bow tie collar. It can be worn as a set or alone, providing different looks for different occasions and weekend parties. 4.Suitable for special occasions and weekend parties, weddings, birthdays, holidays, photo shoots, performances, Christmas, Valentine's Day, Halloween and so on. 5.This dog formal wear is suitable for different breeds of dogs, before you buy the sweater for your dog, please measure your dog's chest, back length and neck circumference according to the sizes we show, then choose the right size for your dog according to the size chart.