Of course, our product has a smooth surface due to its superb craftsmanship. It is safe and environmentally friendly, made from high-quality materials. Our product ensures your child's safety with excellent impact and shock resistance, and can be used to fill various spaces. It helps develop your child's hand-eye coordination and motor skills through play. Item Name: Ocean Balls Material: PE Features: Thick, no odor, bite-resistant, entertaining Size Details: Diameter: 5.5 cm / 2.17" (approx.) Note: The package contains approximately 100 pieces. Due to manual counting, the quantity may vary by 1-5 pieces. Thank you for your understanding. Due to differences in lighting and screen settings, the item's color may vary slightly from the images. Slight dimensional differences may occur due to manual measurement. Package Includes: 100 x Ocean Balls