These color changing stress balls react to the warmth of your hand. Change is good. All hands will be on one of these stress balls at your next promotional event. Football shaped stress reliever helps relieve stress and will score a touchdown with customers and fans alike! Perfect for any football team, sports club, sporting good stores, or sports bars! Show that you’re into the game with your logo on these footballs! These will deliver a huge response at your next trade show or fundraising event. Products are not intended for use by children or pets. They may present a choking hazard to children under 3 years of age.