<b>How to clean the tube easily:</b><br> 1. Put the round handle of brush into the tube first, pull out the handle from the other end of the tube. Use a mild detergent and warm water for cleansing the CPAP tube.<br> 2. Keep the tube as straight as possible and gently work the brush in a back and forth motion, in short strokes, gradually working further inside the tube.<br> 3. Rinse the hose with cool water after cleaning.<br><br> <b>Note:</b><br> Avoid agitating too hard when using the brush.<br> Keep the brush clean and dry when not in use.<br><br> <b>Specifications: </b><br> Material: High quality stainless steel, strong nylon bristles.<br> CPAP tube brush length: 84 inch<br> Small brush length: 7.28 inch<br><br> <b>Package contents:</b><br> 1 x CPAP tube brush <br> 1 x small brush <br>