material, safe and odorless, exquisite workmanship without burrs, round and smooth appearance feels comfortable in hand. The material has good physical properties, good resistance to bending, good softness, high tensile strength, and breathability. Very light, fireproof, waterproof, moth-proof, mold-proof, and crack-proof. It is suitable for company promotional activities, product promotions, and various exhibitions, and is also a good ornament for decoration. Made from pu material, measuring 3.25*2.25*1.75 inches, this custom copy machine stress ball. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. We offer logo printing and full packaging customization. Product Highlights: Portable, durable, practical for daily use.