Kendall Sterile Straight Packed Suction Cath with SAFE T VAC Valve TOUCH-TROL reverse angle valve helps minimize the chance of contact with aspirated sputum. PLASTIC GLIDE finish to minimize friction and facilitate secretion removal. SAFE-T-VAC valves utilize Whistle tip for adult sizes (10-18Fr) and DeLee tip for Pediatrics (5-8Fr). Pediatric and adult French sizes. Sterile, single-use, and disposable.