Inlet Seal Washer, Package/5 Sold By:Pack(age) of 5 making it an "all-in-one" design

making it an "all-in-one" design to eliminate the need of additional skin barriers

generally in one piece

A dual volume control electronic alarm box (high pitch or low pitch sound options) with a 9 volt battery (included)

emesis and necrotic tissue

Inlet Seal Washer, Package/5 Sold By:Pack(age) of 5 making it an "all-in-one" designSalter Labs Inlet Seal Washers, Viton Rubber Brass, For a Secure and Safe Seal Between the Oxygen Post Style Cylinder Valve and Any Yoke Style CGA 870 Regulator or Conserving DeviceA rubber brass gasket for a secure and safe seal between the oxygen post style cylinder valve and any yoke style CGA 870 regulator or conserving device. Packaged 5 to a bag.