2 pair M182 mallets, one pair each of M187 and M188 mallets, plus one pair Regular Medium-Hard Urethane Xylophone Mallets.M182 Mallets are medium yarn marimba mallets that are ideal in the lower 2/3 of the instrument. Synthetic core; birch shafts. L = 17″.M187 Mallets are medium hard cord vibe mallets that are big in sound without being overbearing. Weighted rubber core; rattan shafts. L = 16″.M188: Hard yarn cord mallet provides maximum projection and clarity. Weighted rubber core; rattan shafts. L = 16″.