Keep your collar in tip top shape with Ox and Bull Collar Stays. 12 Piece Collar Stay Set comes with 12 pieces for a set of 6 collar stays, 3 short and 3 long. 12 piece collar stay constructed of Silver plating. Small collar stays are approximately 2' in length Long collar stays are 2 1/2' in length. Collar Stays by Ox And Bull Trading Co.