Features Streamlined Innovative, low-profile design minimizes drag Ideal for Sharing Unique 120-degree angle between hose and mouthpiece is ideal for sharing air with your buddy Yellow Purge Cover High-viz yellow purge cover and accent pieces Octo Hose 39"/99cm yellow hose for high visibility in case of emergency. Easily distinguishable from your primary hose. Above and Beyond Exceeds CE breathing requirements for regulators. Versatile Functions properly when right side up or upside down. Hassle-Free Mounting Custom, quick-release mounting clip keeps the ABS properly located on your body at all times