Knock down the competition and release all that unwanted tension with this bowling pin stress ball. Bowling lanes can promote use this at special events and will appeal to bowlers everywhere! Product is made with superior PU material is wonderful for relieving tension and pent up frustration. No two stress shapes are the exact same in shape, colour or density. Some chips or scuff marks are unavoidable due to variations between shipments and mass productions. Stress Shapes are not intended for use by children or animals.