Personalized Border Terrier Mommy Newborn Layette. Dog Mommy Border Terrier Newborn Layette - Black with paw prints, dog bone and doggy toys logo on a gift for the Border Terrier owner. 100% combed ringspun cotton 5.8 ounce 1×1 baby rib sleeper. 3/8" flatlock binding at envelope neck and cuffs. Back sleeve flap to protect hands. Elastic opening at bottom. Infant: 0-3 Months