Unique soft PVC foam provides a custom fit... Cylindrical shape allows easy insertion and provides equal pressure throughout ear canal... Highly visible, bright yellow plugs are washable and reusable... Moisture resistant, will not swell... NRR 29 Item # Description Price 1-2 Price 3-4 Price 5-9 Price 10+ Quan. wm-312-1201 E.A.R. Classic Uncorded (POLY BAG PACKS) (200 count) $25.00 $24.00 $23.00 $22.00 wm-310-1001 E.A.R. Classis Uncorded (CARDBOARD PILLOW PACKS) (200 count) $25.00 $24.00 $23.00 $22.00 wm-311-1101 E.A.R. Classic Corded (200 count) $43.00 $42.00 $41.00 $40.00