Educator ET-300 Mini E Collar
This is the only brand of E collar I recommend for medium-large dogs
Winged Ultra Contact
These prongs are used in place if the standard E collar prongs to provide more consistent contact with long-haired dogs
Educator ME-300 Micro E Collar
This is the only brand of E Collar I recommend for small dogs.
E collar strap
These bungee straps make putting on and fitting your E collar much easier
Condor Canine 