Store +3 Foam Ear Dams, Slim Stops, Pediatric White, Pack of 50 505-W90520 $10.30 CAD In stock Quantity: 1 Add to Bag Product Details Half Size (Slim Stops) Foam Ear Dams. Pediatric Sold Pack of 50. Slim (1/2 size) foam Oto Blocks are available in 4 sizes: pediatric-white, small-gray, medium-white, blue-large. Sold in a pack of 50. Save this product for later Favorite