Roll ball is a popular sport, originated in the Asian region. It's a combination of basketball, throwball, handball and roller sports in which; two teams compete with each other. 

The main charm of the sport is that the players compete as a team wearing roller skates and score by making goals. Each team has twelve players where six players are present in the field and the rest six acts as substitutes. 

The competition requires only a few equipment; such as roller skates, goalposts, playing ball and protective gears. 

Roll ball can be played indoors as well as outdoors on hard surfaces such as wooden or asphalt. The Roll Ball World Cup is the highest official competition for Roll Ball, held biennially. Today, the popularity of roll ball has reached to a greater extent as it is played in more than 40 countries worldwide.