Description These empty balls are made of plastic material, safe and durable for use, not easy to fade, crack, creak or deform, can serve you for a long time. Provide you enough quantity and rich colors for meeting your different needs, bring you more conveniences. Features - Color: As Shown -Material:Plastic - Size: 3.80X3.80X3.80cm/1.49X1.49X1.49in - They are smooth in surface, comfortable to touch, more safe for your kids to use in your daily life. - Theseempty ballsare fillable, you can fill them with kids toys, small gifts and other party favors. - Perfect fillable ballsfor Easter party, kids theme party, school classroom prize, DIY crafts and much more. - This is lovely in look, simple shaped design and practical in use, give you a pleasant playing experience. -Made of safe plastic material, high-strength and wear-resistant, support long term use. They are reusable.Packing list50 x clear balls