Check the listing for details. PVC Latex Free Anesthesia Mask Adult XL (Size 6) w/Check Valve Transparent. Condition: New. Listed at 7.50 USD. Complying with biocompatible standards, Soft air cushion ensures flexibility, air tightness and low odor. The mask is specially designed to fit comfortable on a patients' face. This device can be used in connection with medical equipment such as anesthetic apparatus, Ventilators, oxygen machines, hyperbaric oxygen stores, inhaled painless delivery instruments, and emergency breathing apparatus. Non-toxic PVC, 100% Latex-free This Anesthesia Mask is made from latex and phthalate free PVC materialCrystal clear dome for easy observation of the patients’ conditionDetachable hook rings make it easier for size identificationSingle-use feature eliminates cross infectionSoft air cushion ensures patient comfortAnatomically shaped cuff enabling a tight seal with minimum applied pressureISO approved standard connection portCheck valve allows for inflating the air cushion when needed