Made with quality heavy nylon, grosgrain ribbon, a thick buckle, and a strong welded D-ring. It is 1 inch wide and adjustable. It is intended for medium to large dogs. This is handmade, sewn in Maryland. Caninedesign is a woman-owned small business, and we support a living wage. We are proud to to offer our products to Amazon Prime customers. At Caninedesign, we're sure you will be happy with this product. We take pride in our craftmanship and local roots. Go Terps! Ravens! Orioles! Old Bay!