First mouthguards used in Boxing
Mouthguards were made out of cotton, tape, sponge, or small pieces of wood. The boxers had to clench to keep these in.
1892 – A British Denits, Dr. Woolf Krause, used a natural rubber resin, gutta-percha, to protect boxers’ teeth.
1921 – Phillip Krause, Woolf’s son, created a mouthguard, called a gum shield, that could be reused.
Early 20th century – American denitst , Dr. Thomas Carlos and Dr. E. Allen Franke developed mouthguards that could be reused.
Today we have Custom-fitted, Stock, Boil and Bite