Product Description 100% PVC-Free®. Highest independently tested NRR. Extra-soft, low-pressure foam for comfort and fit. Tapered shape for easy insertion and removal. Shaped to fit even very small ear canals. Non-irritating smooth surface. Look for the exclusive colored streaks and swirls as a symbol of Moldex quality. Raven 414492 500 plugs/canister, 4 canisters/case
