Biothane Collar Strap - 3/4 Inch Quick Snap (no bungee)The 3 4" (2 cm) Quick Snap Biothane Collar (with buckle) makes putting the e collar on and taking it off of your dog a breeze. Once you find the best fit on your dog you will never have to touch the buckle again. Biothane is long lasting and doesn't smell as fabric or leather straps often do. Colour range Lavender, purple, red, black, emerald green, yellow, hot pink, royal blue orange, and magenta.