Check the listing for details. Universal Sensor Holder Posterior - Slide n Stick - 100/pkg (Flow). Condition: New. Listed at 34.95 USD. Universal Sensor Holder Posterior - Slide n Stick - 100/pkg (Flow) Flow Dental offers Slide'n'Stick sensor slippersSlide’n’Stick sensor slippers by Flow Dental allow the Flow RAPiD film bite block to be converted into a universal sensor holder. Slide N Stick Posterior Slippers Pkg of 100 #418620 *Actual items Pictures may vary.*Extra shipping charges may apply for Alaska and HawaiiBUY MORE SAVE MORE!The sale of this item may be subject to regulation by the U.S. Food and Drug Administration and state and local regulatory agencies. If so, do not bid on this item unless you are an authorized purchaser. If the item is subject to FDA regulation, I will verify your status as an authorized purchaser of this item before shipping of the item. Face Masks are not included.