Promark Performer Series PSM25 Marimba Mallet PSM25 mallets are medium, yarn-wrapped mallets, ideal for the mid range on the instrument Length: 16 7/8" Head Size: 1.45 x 1.85" The high level of craftsmanship and tonal qualities throughout this line of mallets is ideal for the professional players and serious students and teachers Natural wood, unpolished handles for long lasting grip All Promark drumsticks are designed and manufactured in the USA