534800 Features: -Hammer balls.-For ages 1 years and up.-Environmentally safe materials.-Great fun to pound the ball and watch them roll our one by one.-Helps children to improve hand-eye coordination aligning, slotting, aiming.-Material: Rubberwood. Dimensions: -Overall dimensions: 4.92" H x 11.02" W x 4.53" D. Collection: -Preschool collection.