●Why choose this Collar?No Pull Dog Collar can be used for training or walking dog. Using flat iron chain design, anti-wear ,shiney make your dog looks so cool,show noble temperament and stand out in the mass.quick release,easy to wear. ●What’s the Dog Collar made of? This chain slip Collars for Dogs is made of Preferably brass material, seamless die-casting, There is an anti-oxidation layer on the surface makes it never rust or tarnish(PLS DO NOT PUT IT WITH LEATHER). ●The chew proof dog collar is uniform and compact,no rust.High polished craftsmanship makes the surface shiny,smooth and comfortable. heavy duty chain links, strong enough for big aggressive canine dogs. ●100% Guaranteed after-sell service,if you have any problem with item, pls feel free contact us, we will make it right!