Using this item to expand your Brand. Choose blank Mallard Duck stress ball- attachment_100169- align=- ligncenter- width=- 03- Duck Stress Ball[/caption] Made from pu material, measuring 3. 7*2. 8*2 inches, this custom foam mallard duck stress balls. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Tailored Branding: Supports logo imprint and design personalization. Product Highlights: Portable, durable, practical for daily use. This Foam Mallard Duck Stress Balls is ideal for your promotional needs. Suitable for corporate events and OEM and ODM support. Available in bulk quantities for corporate buyers. Reliable lead times ensure timely delivery.