The Mini Educator ET-300 Hypo-Allergenic Contact Points are designed for dogs that are allergic to nickel in the metal. These contact points do contain some nickel but typically not enough to set off an allergic reaction.
They come in 3 lengths:
- 3/8" for dogs with super short fur such Boxers, Beagles, Pitbulls
- 5/8" for dogs with normal length coats
- 3/4" for dogs with long/thick fur