This collar has a stainless steel roller buckle, stainless welded D ring, a stainless ID plate and nickel coated brass hole inserts.Very strong and hard wearing The collar also comes with a stainless steel engraved ID tag. Please fill in the box with your ID details when ordering. Write it exactly how you would like it to look with any capital letters and spacing. Mistakes cannot be rectified once it's engraved. Up to 4 lines of 15 characters inc spaces only please