Customized Stress Relievers, Kidney Stress Reliever - Medical Grade, Don't have a kidney stone over your search for a medical-themed promotional product Perfect for hospitals, clinics, dialysis centers, pharmaceutical companies and more, each kidney shaped stress reliever measures 3.5" x 2.25" and is made from a material that's easy to squeeze, along with a look that's sure to get plenty of attention Customize each one with an imprinted brand name, logo or message and hand them out to patients and new clients This product is not intended for use by children or pets It may present a choking hazard to children under 3 years of age. ... #26048 $1.52/each.