Pet Dog Jumpsuit Pajamas,available in 5 size:Size: back length 9", neck girth 8-10", chest girth 14- 16"; Size: back length 12", neck girth 10-12", chest girth 18- 20"; Size: back length 16", neck girth 14-16", chest girth 20- 22"; Size: back length 20", neck girth 16-18", chest girth 22-26"; Size: back length 23", neck girth 20-22", chest girth 28-34"; Pet Dog Jumpsuit Pajamas With Cute Green Santa Claus Print£»Machine wash in cold water Line dry High Quality Soft Breathable 95% Cotton Material with a bit of lycra.