Pack of 10 CPR Rescue Mask Training Valves Ever Ready First Aid<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Disposable Training Valves</li><li>Easy to use</li><li>Fits all cpr masks that use standard valves</li><li>Affordable for training</li><li>Universal Fit</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41TXym3lC7L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31MWxbjgMiL.jpg" noproxy>