!! Read it all !! Handmade luxury leather dog collar , made from 2 layers of vegetable tanned leather dyed in blue with blackNappa italian leather for the soft padding. It is 3 inches wide ( 7.5cm ) with a heavy duty buckle & heavy duty Dring . It is meant for big & strong dogs but it can be customized to any size & color. vegetable tanned leather Dyed by hand 5mm total thickness 3" (7.5cm ) inches wide Heavy duty double buckle & D-ring Conchos Hand - sewn ( saddle stitched ) for maximum strength & security Soft Padding Measure your dog’s neck with a measuring tape. Not too tight but not too loose . If you need help with this , get in touch . If for example your dog’s neck size is 20 inches , thats where the first hole will be ADD PHONE NUMBER TO ORDER NOTES Dogo Canario Collar, Leatherforpets Luxury Dog Cane Corso Presa Canario Rottweiler Collar