Roller skates are shoes, or bindings that fit onto shoes, that are worn to
enable the wearer to roll along on wheels. The first roller skate was
effectively an ice skate with wheels replacing the blade. Later the "quad"
style of roller skate became more popular consisting of four wheels
arranged in the same configuration as a typical car.
Roller skating is a hobby, sport, and mode of transportation
using roller skates.
Some varities of roller skates include: