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The Micro Cannula (for use with 3 lpm or less of oxygen) provides superior comfort for the active, low-flow user. Clear, lightweight nasal cannula with unique, one-piece, anatomical design, eliminates the need for flap which can cause irritation, providing maximum patient comfort. Over-the-ear style provides secure positioning, allowing complete freedom of movement. Provided with three-channel safety tubing. Latex-free.