High Flow ComfortSoft Plus Nasal Cannulas feature super soft tubing around the face and ears for the ultimate in comfort without the rubbing and soreness often caused by more traditional cannula materials; and ComfortSoft Plus nasal prongs that are slightly curved to enhance and promote proper alignment on the face. These high flow cannulas are designed for oxygen flows up to 15 LPM and include a 7-foot green, kink resistant oxygen supply tube with a standard connector end.