This Tooth Shape Stress Relief Toy Measures 2.48 Inch in Diameter & is Made From Soft, Slow Rebound Polyurethane Foam Rubber with a Smooth, Enamel Like Surface & Detailed Root Structure. the Material is Non Toxic, Odorless, & Durable, Returning to Its Original Shape After Each Squeeze. Using a Compression Molding Process, the Toy Captures Realistic Features Such as Crown Contours, Gum Line, & Tapered Roots. Its Primary Function is to Reduce Anxiety, Relieve Dental Related Stress, & Provide Gentle Hand Exercise Through Repetitive Squeezing. the Compact Size Fits Comfortably in a Palm or Pocket, Making It Suitable for Office Desks, Dental Clinics, Home Use, or Travel. Silent, Mess Free, & Safe for Teens & Adults.