HAPEE Dog Sweaters, Halloween pet Clothes for Dog cat Size: M(medium) Neck:13.0" Chest:14.6" Back Length: 12.2" Need to measure your dog's chest, neck and back length(It is better to choose the sweater size based on the chest of your pet) Have a slight elasticity Halloween Pumpkin design, Make your dog more lovely We recommend normal hand wash, Unfavorable chlorine bleaching and soak for a long time