Sportsbalm performance warming series muscle gel red mild muscle gel is the mildest muscle warmer in the red series and is therefore perfectly suitable for young athletes and athletes with sensitive skin red mild muscle gel is recommended for cool and wet weather conditions with temperatures from 10c to 18c in addition to the muscles and tendons mild muscle gel also protects feet from cold and rain features protects the skin against cold and rain keeps muscles and tendons warm for a prolon