These are large hard foam balls. They are perfect large and small batches of slime. You will get 15 pieces per bag., They are approx. 30mm.
15 LARGE White Hard Foam Ball Pieces, Foam for Slime
Large polystyrene spheres
Genie Crafts 2 Pack Half Sphere Foam Balls For Crafts - 8 Large
DIYASY 4 Inch Foam Balls,6 Pack Large Craft Foam Ball Art
Large Modelling Polystyrene Styrofoam Foam Balls Solid White Craft
Large Styrofoam Ball - Styrofoam ball, Styrofoam, Yarn ball
Poly Foam Ball , Polyfoam Balls, Large Poly Foam Balls, Solid
Craft Foam Balls 2 Pack Large Smooth Round Polystyrene Foam Balls
Wollknoll-Shop - styrofoam ball
Simply push the greens into the balls to make kissing balls!
Styrofoam Balls