FIVB Volleyball Men's U21 World Championship

The FIVB Volleyball Men's U21 World Championship, called the FIVB Volleyball Men's Junior World Championship between 2007 and 2011, is the world championship of volleyball for male players under the age of 21 organized by Fédération Internationale de Volleyball (FIVB). The first edition was staged in 1977 in Brazil and tournaments have been played every four years for the first three editions and every two years since then.

Source: Wikipedia — FIVB Volleyball Men's U21 World Championship (CC BY-SA 4.0)