Foam Spheres are an easier way to make sphere shape props and and parts of your costume as they are made of 100KG/M3 Density High Quality EVA and are perfectly formed circle shapes.
They can be sewn into bracelets and jewelry, used and prop end pieces and much more. Attach them to foam chains or ornaments off of things as well.
Spheres sell singly as 1 or in packs.