Buckle Down Seatbelt Buckle Dog Collar - Master of Mischief! w/Loki Poses Green Buckle-Down Seatbelt Buckle Dog Collar - Loki I DO WHAT I WANT!/YOU MAD?? Green/Black (BAD/OLD DESIGN) MASTER OF MISCHIEF! w/Loki Poses Green (NEW/APPROVED DESIGN) - 1" Wide - Fits 9-15" Neck - Small