Add a little flair to your e-collar with our fun BioThane collars. Comes with a screw on one end to add your transmitter. Flat Head Screw Driver required for assembly. Handmade with top of the line materials in Gilbert, Arizona, USA. *Transmitter (e-collar) not included! Details: * Flexible BioThane (stretch, water, mold, mildew & UV resistant) * Rust & Corrosion Resistant Hardware * 3/4" or 1" wide strap (Check your receiver for size needed) * Metal buckle for easy on and off (500lb break strength) * Elastic bungee for the perfect fit * Fits Neck size: 15"-25" with no receiver attached. It may loose a few inches depending on your specific device. Please make sure to measure your receiver strap width opening for the strap to feed through.