Relax and de Onyxian Stress Ball with our 61 mm diameter yellow circular tennis ball style Onyxian Stress Ball ball! This playful and effective promotional item is perfect for stress relief, making it a great accessory for the office. Designed for squeezing, throwing, and catching. Its compact size and lightweight design make it convenient for on the go use, and with full colour printing available, you can customise it to match your brand colours. A great promotional item for sports clubs, schools, and athletic events. Whether you want to promote relaxation in the office or stand out at events, conferences, exhibitions, and trade shows, our tennis ball style Onyxian Stress Ball ball is the perfect choice. Promote focus and de stressing and order yours now.