You have two great options:

1. Send her the size you think is best, and let her take advantage of our free return shipping if necessary; or
    
2. Send her an electronic gift certificate.  Physical gift certificates are also available by contacting us at service@campbellandkate.com or calling us at 262-237-8348.

A Campbell & Kate Signature Shirt is one of the most thoughtful gifts that you can give your full-busted sister, mother, aunt, daughter, niece or girlfriend.