100% brand new and high quality polystyrene filler styrofoam balls. The size of small particles is 2-3mm. Suitable for all kinds of rubber putty, not only for foam mud. Develops intellectual development and hands-on skills. Applicable age: > 3 years old. Made of high quality, light weight and portable. Great for gift box filling, glass bottles DIY, lazy sofa cushions pillow and plush toys accessories. Package includes: 1 x Foam Beads (about 14000pcs/pack)