ProCare® Transitional 172 Rigid Cervical Collar with Replacement Pads, 1 Each Irrigation Sleeves RING SLEEVE SEAL INNER TUB: Jobst Opaque Sensitive RING SLEEVE SEAL INNER TUB: * 1 PIECE MOUNTED USING SILICONE * 1 PIECE FOLDED INTO SLEEVE * QTY 2 OF ITEM (4 PIECES TOTAL) Threaded chestpiece drum of chrome plated zinc permits the use of five interchangeable chestpiece fittings an adult and pediatric diaphragm and three bells (11 4 1 3 4 ) for complete diagnostic capability in most patients * Latex free double tube configuration * Proprietary valve mechanism eliminates acoustic leakage * Adjustable chrome plated brass binaurals * Complete with an accessory pouch containing the bell chestpieces chestpiece key 2 spare diaphragms one pair of mushroom eartips and one pair of silicon eartips * Inspected and packaged in the U 12 13 inch neck circumference open cell foam pads wick moisture away from the skin to help promote proper hygiene and comfort while minimizing skin irritation