Collar Clinic stocks the most reliable and rugged dog training equipment. All major brands are in stock so we can offer same day shipping. Select Garmin/Tri-Tronics, Dogtra, D.T.Systems, E-collar Technologies, Wildlife Materials, SportDOG, Pet Safe or DogWatch from the list on the left. Collar Clinic offers a 30 day money back guarantee. Warranties vary by manufacturer. Free Shipping on all new Remote Trainers and Tracking Systems!