Bard Tracheal Suction Cath'N Sleeve Gloveless Kit Clear plastic sleeve envelopes a plastic suction catheter. Sleeve slides over exudate to reduce potential clinician contact. Whistle tip and side eyes help minimize trauma to delicate mucosal tissue. Thumb valve permits continuous or intermittent suction. Single use. Contains Cath'N Sleeve device and pop-up solution container in peel-open package. Sterile.