Feature 1Disposable: Dentist barrier envelopes can only be used once, can be discarded after one time use, and can be kept clean and hygienic for your film. 2Application Scenes: The universal design of X ray barrier envelopes is suitable for most X ray film machines, and can also keep the phosphor storage board clean. 3Widen Opening: Disposable dentist barrier envelopes openings has been widened, can avoid to prevent the opening too deep through the edge caused by internal pollution. 4Package Including: There are 100pcs portable black barrier envelopes in a box, enough for use. You can replace the old or broken ones with new ones. 5PVC: The barrier envelope is made of composite plastic material, which is light in weight, convenient to carry and practical, waterproof and skid resistance.SpecificationItem Type: DentalBarrierEnvelopesMaterial: PVCPurpose: To protect dental paper cards and reduce mutual infection. .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List100 x DentalBarrierEnvelopes