These MegAbility Beads provide a hands on stringing experience for kids of all abilities. Ideal for encouraging fine-motor and large-motor planning. Use for stringing and motor planning. MegAbility Beads includes 6 beads in size from 5x5cm to 13x7cm with hole diameters ranging from 2-4cm. Soft nylon string measures 191cm long and features handle and stopper bead.