Feature:The temperament strip is used to mute off the outside strings and one is enough to tune two octaves at a time.The mutes are made of durable rubber to assure long time use.Tuning hammer with wooden shank is for ease and comfort while doing mute job.Four mutes(two with handles) are tapered for more easily muting the section.With the tools, you are able to finish the piano fixing job by yourself and learn some kind of new ability during this process and also money-saving.Indispensable kit set for piano players to do piano tuning work.Specification:Handle Material: MetalMutes Material: RubberColor: Shown as picturesTemperament Strip Size(LxW): Approx. 104x3cm or 40.94x1.18inchTuning Hammer Size(LxW): Approx. 15x4cm or 5.90x1.57inchLong Mute Size: Approx. 10x1.3x1cm or 3.93x0.51x0.39inchMute with Handle(LxW): Approx. 22x2.5cm or 8.66x0.98inchincludes:2 x Long Mutes 2 x Short Mute with Handle1 x Temperament Strip1 x Tuning Hammer Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.