✨ Tumble Your Way to Perfection! ✨ Cushions and quiets the tumbling process for a smoother experience. Non-toxic, non-static, and residue-free for guilt-free tumbling. Non-abrasive design ensures your precious stones stay safe and sound. Rinse and reuse – no need for separate batches at each tumbling stage. Works seamlessly with all tumbler brands and grits. 3/8” long 3/16” dia. Reusable & non-toxic Polly Plastics Rock Tumbling Ceramic Filler Media offers a premium, non-abrasive solution for rock tumbling enthusiasts. With small cylinder-shaped pellets measuring 3/16” in diameter and 3/8” in length, these ceramic fillers protect your stones while enhancing the tumbling action. They are compatible with all tumbler types, easy to rinse and reuse, and eco-friendly, making them a must-have for any rock tumbling project.