The benchmark of the Ultrahund collection, the Ultrahund Play Regular line of buckle collars incorporates Ultrahund premium quality polymer coated webbing, designed to provide a leather like look and feel but without the tendency to stretch, absorb water or retain odor. The color-matched stitching (not riveted) assembly combined with the ""true-fit"" sizing provides the ultimate in fit, form and function designed to last for years. This collar is waterproof. No smell. Hygienic. Comes in a variety of brilliant colors complete with a glow-in-the-dark ""dog tag.