Wooden Hammer Balls hammering set consists of a bench, 3 balls, and a mallet. Children tap the balls though the holes in the bench and they land on tracks underneath the bench and roll out to be used again. The bench is designed for small hands and measures 9.5 x 4.5 x 3.9 inches . Suitable for children 12 months and up. Hammering and pounding helps children develop physical strength, hand-eye coordination, and dexterity. Sustainably crafted from chemical free rubberwood trees, formaldehyde-free glues, organic pigments, water based dyes, and safety tested