Check the listing for details. 1Piece PVC anesthesia mask with check valve. Condition: New. Listed at 6.00 USD. Feature Intend Use - This product is suitable for connecting anesthesia/breathing circuit or other applications involving oxygen treatment. Product Description: - The mask is made of latex free medical grade PVC material. Meets the standard of ISO10993 for Biological evaluation of medical devices. - Transparent mask shell facilitates observation of vomit, blood stains and spontaneous breathing of the patient. - The mask air cushion fits the patient's face and provides good sealing . - The mask is a one-time use that reduces the risk of cross-contamination; single patient use is safe and reliable. - The masks (except for infant/neonatal size) come with hooking ring for elastic strap fastening, it can be easily removed if not needed. - The mask connector is in standard size 22/15mm in accordance with ISO5356-1 standard. - This product complies with the EU MDD/93/42/EEC directive. - All parts are latex-free.