Adjustable in diameter from approximately 26" to 30"

The transmitter is configurable for stimulation levels from 1 to 100 with the ability to "lock and set" the stimulation level

Ventilation can be opened on either thigh with a zipper and the adjustable leg features a boot hook

This model is similar to the ET-300 and ET-400 models

A single RX-090 receiver is more than enough power for most dogs for most applications

Robit Toy nubby Adjustable in diameter from approximatelyExcellent for prey building Fun for puppies and smaller dogs Made with leather and sheep skin Meant for interactive play only [split] The famous Redline K 9 Robit toy is perfect for prey building fun with younger dogs or simply as a reward for smaller adults. The fun prey like movements of the leather and sheep skin pieces will keep your dog occupied and entertained throughout the play session.