The D'Addario Bass Guitar Maintenance Kit gives you everything you need to keep your instrument playing and sounding its best – from the included string winder and neck cradle to the Multi-tool and maintenance products, this kit contains all the essentials for players of every skill and style. The included storage case also provides easy access to all these products 

The Kit includes   String Winder with String Cutter, Neck cradle, Multi-tool, Fret polishing system, Lubricant, Non Slip Mat, Capo and storage case.