【A LOT THICKER AND TOUGHER】</b>Nylon Tubes have a rigid that is not easy to burst and no leaks. <br>【TRANSPORT A VARIETY OF MEDIA】</b> Such as air, water, oil, chemical solvents.<br>【MULTI-PURPOSE】</b>Nylon Tubes are ideal for general use such as air hose for fish tanks and aquarium, aquaponics, hydroponic, ponds, indoor water garden, drip irrigation, drain, water line, pumps, vacuum, siphon, filters, air conditioning, humidifiers, other home uses, props, plumbing, refrigeration, industrial, laboratory applications for transferring liquid and gas. <br> We offer a wide range of 3/8 pneumatic fittings that you can purchase at our store.<br> <b>Also available in the following size (please see corresponding ASIN): 1/4 od nylon Tube: B07P56RNXK</b><br>【TUBE FITTINGS】<br><b>3/8 od x 3/8 od（two way） ASIN:B07PFQ8JBX<br>3/8 od x 1/4 npt ASIN:B07PN3P2PN