Measuring 3.5*2.2*2.1 inches,this squishy and squeezable is made from polyurethane foam,which is useful to ease your mind.Its great for aquariums, beach resorts, surf shops and more.Customize each one with your brand logo or name or marketing message for branded promotion.This safety tested item is not intended as a toy for kids under 3 or pets. Made from pu material, this custom shark dart stress ball. 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.