Personalized your dogs collar with your dogs name and your phone number. Up to 28 spaces can be embroidered on this dog collar with your choice of black or white thread. We use all capital letters. This two ply Nylon Dog Collar is 1 inch wide and is available in Duck Blind, Max-4 and Advantage Wetlands camo. The sizes available are size 19, 21, 23, 26 and 28. These nylon dog collars are measured from tip to tip. For example a size 19 collar is 19 inches long from tip to tip and will fit a dog with a neck measurement of about 13 to 15-1/2 inches. For correct collar size, measure your dog neck and add about 4 to 5 inches to your dogs exact neck size. PLEASE measure your dogs neck carefully. This is a personalized dog collar which can not be sent back for a refund or exchanged. This personalized dog collar usually ships out within 6-10 working days.