Didog Soft Leather Dog Collar, Durable Heavy Duty Dog Collars with Quick Release Metal Buckle, Adjustable Pet Collar Leather for Large Medium Dogs, Blue, LComfortable & Sturdy: Made of PU leather, the collars for dogs are so soft and smooth that will make your dogs feel comfortable and cozy even wearing all day, and won't hurt them. Also durable and strong enough for the long time use. Heavy Duty & Quick released Clasp: Strong heavy duty vintage buckles make the whole dog collar more sturdy and classic. Quick released metal buckle is easier and faster to put on and take off. With a adjustment clasp, you