Personalized Tri-Color Border Collie Newborn Layette. Border Collie dog with sheep slippers; design by KiniArt artist, Kim Niles. © KiniArt™ - All Rights Reserved. 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