For guitar, bass and other stringed instrument players Liquid forprotection of sensitive finger tipsLonglasting protection of callusNon-toxicBottle with 0,4 mlRock-Tips is a specially formulated, non-toxic application for use in protectingsensitive fingertips while playing a guitar, bass or other stringed instrument. When applied to your fingertips, Rock-Tips creates a thin, protective membrane that is extremely tough, allowing you to play longer and build your natural guitar calluses up faster. Rock-Tips is a new approach to the age-old problem of dealing with painful fingertips while developing calluses for beginning musicians. In addition, Rock-Tips canrepair torn or damaged callusesin more experienced players,as well as protect fingertip calluses from moisture and other damaging elements. Easy to use.