Amazon.com: 2 inch Wooden Round Ball, Bag of 10 Unfinished Natural Round Hardwood Balls, Smooth Birch Balls, for Crafts and DIY Projects (2 inch Diameter) by Woodpeckers
3-1/2 inch Round Wooden Balls for Crafts Bag of 3 Unfinished and Smooth Round Birch Hardwood Balls and Wooden Spheres by Woodpeckers - Walmart.com
Amazon.com: 2 inch Wooden Round Ball, Bag of 10 Unfinished Natural Round Hardwood Balls, Smooth Birch Balls, for Crafts and DIY Projects (2 inch Diameter) by Woodpeckers