Twix is a type of chocolate bar made by Mars, Inc. It is a biscuit covered with caramel and milk chocolate. Twix was called Raider in Austria, Belgium, Denmark, Finland, France, Germany, Greece, Italy, Luxembourg, the Netherlands, Poland, Portugal, Spain, Sweden, Switzerland and Norway for many years before its name was changed in 1991 (2000 in Finland, Denmark, Norway, Sweden and Turkey).