Hard Hat Shape Stress Relief Toy, L 2.76 by W 2.64 by H 2.13 Inches. Made From Soft Slow Rebound Polyurethane Foam Rubber with Bright Yellow Finish & Textured Brim. Non Toxic, Odorless, Durable. Compression Molding Captures Realistic Details Like Ridged Dome, Side Brim, Ventilation Lines. Reduces Anxiety, Relieves Work Related Stress, Provides Hand Exercise. Compact, Fits in Palm or Pocket. Great for Construction Workers, Engineers, Office Desks, Home, Travel. Silent, Mess Free, Safe for Teens & Adults.