Traffic light stress Ball draws attention to your product. A great incentive for any promotion for transportation services travel services legal services or insurance companies. What is great about the traffic light it has red for stop yellow for caution and green for go the ideas are endless. 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.