Features: Make from plastic materials, solid and Enduring, polishing smooth to hold sphere firmly. Round shape designs will stand securely on any flat surfaces and are able to support heavy and round items without falling, tipping and rolling. These rings will remain stationaries on any flat surfaces, from bookshelves to display cases, keeping you concentration on the items being supported. A easy way to display your sphere collections in homes and office. Perfect to hold and display baseball, stone spheres collection and other round objects. Clear sphere holder is good to show your collections in your home, party, home display, office or more places. Specifications: Materials: Plastic Size: Large/Medium/Small Large diameter: about 4.5cm/1.77inch Medium diameter: about 3.2cm/1.26inch Small diameter: about 1.70cm/0.67inch Package Includes: 10pcs Baseball Stand note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.