Features: <br />Pocket compact size， can be placed into any first aid kit and carried easily<br />Easy to use with hook loop fastener keychain bag<br />A ventilation tube with one-way valve<br />Keychain Bag Size: approx. 5 x 5cm / 1.97 inch<br />Keychain Bag Material: nylon<br />CPR Mask Material: PE<br /><br /><br />Package Includes:<br />1 x CRP Mask<br />1 x keychain Bag