The "ELLY" - 2 rows of 1/2" spikes and 2 rows of Diamond studs (as shown).100% Authentic heavy duty leather collar with quality hardware, "D" Ring at the Buckle. These collars are 2 1/2" wide and taper to 2" at the buckle. They come in a variety of colors (see "more photos") and Lengths. A Center "D" Ring can be added, just indicate in the order comments.