Coastal Pet Products Herm. Sprenger Ultra-Plus Stainless Dog Prong Training Collar 3.25mm 22" Bath De-Icer Three portholes that zip open

Three portholes that zip open or zip closed when vehicle is in motion

Compatible with the Microchip Cat Door (PPA19-16145)

The low battery indicator light will flash red when it's time to change batteries

a peephole and a removable/washable faux sheepskin pad cover for extreme pet komfort

Coastal Pet Products Herm. Sprenger Ultra-Plus Stainless Dog Prong Training Collar 3.25mm 22" Bath De-Icer Three portholes that zip openThis training collar features a solid fastener plate that provides a more secure connection making fastening the collar around your dog's neck easier and safer. To adjust size, add or remove individual links. The patented center plate construction and symmetrical prong placement provide natural contact for optimal communication. Herm. Sprenger offers a variety of high quality, specialty chain products. Features: 3. 25mm links Fits necks up to 22