Melt away stress and strain almost anywhere when you grab on of these squishy and super-squeezable stress balls.It's sure to be loved with this polyurethane foam tennis ball shaped stress reliever.Measuring 1.57" in Dia and offering a imprint size of 0.59"*0.39". It has a realistic look,short chain and wide metal split ring.Customize with your school, sports team, organizational or company logo or message to ace your competition.It's used for stress relieving but not intended as a toy for kids or pets.