Replacement bladders for 2013, 2014, 2015, and V4 Ozone Zephyr are the OEM bladders with the valves already on the bladder and ready to install into kite. Each bladder is the same high quality construction that Ozone brings to everything they produce.
If you would like to order a bladder that is not in stock, please call 361-883-1496 to place the order.