Ordering dog clothing online could be costly when you find yourself having to pay for shipping to get an exchange. Whenever possible, I contact the companies directly to help with sizing. Here is Dogo contact info, hope that helps.
Phone (718) 701-2495
*Office hours 10am to 6pm eastern time
Fax (718) 937-3763
Email
info@dogodesign.com
Mail DOGO Pet Fashions
4402 11th St. STE 508
LIC, NY 11101