KT Foiling Wing AstroAny condition. Any time. Anywhere. The Astro is engineered to deliver top tier performance across the widest range of wing foil conditions. From flatwater cruising and effortless transitions to swell rides and surf glides the Astro was born from and for these moments and this is where it truly thrives. Available in 1. 7, 2. 0, 2. 5, 3. 0, 3. 5, 4. 0, 4. 5, 5. 0, 5. 4, 5. 8 square meters. Simple lightweight B2 valves require no special nozzle, are