Great collar for your summer happy boy. The picture shown is the martingale 2" width version (1 1/2" width available too). Picture shown is the collar lined in royal blue crepe back satin, a welded d-ring is used along with nickel plated slides (Stealth brand hardware for side release style). Finally this collar is sewn on a commercial sewing machine nylon thread for the top and for the bottom. Made in the U.S.A. Care Instructions: Machine wash cold, gentle cycle. Line dry.