yea to a good time on the mountain. with this board, you can only say yea! yea to lots of fun on the mountain, yea to high-speed turns on the slopes, yea to endless park laps and yea to pristine powder runs. from core to topsheet, this board is designed to help you have a good time on the mountain, explore new lines with ease and end the day with a big smile.riding stylethe yeasayer is ideal for the advanced rider who wants to have fun all over the mountain. the medium-soft board feels at home on piste, park and pow.shapethe twin shape is perfectly symmetrical for a balanced ride with spins and stomps and excellent stability, whether you ride forward or switchprofilethe flat top profile provides stability, balance and continuous edge control and offers a catch-free riding experience. flexthe twin flex is completely symmetrical from front to back for perfectly balanced performance whether you're riding forward or switch.constructionthe super fly 800 g core made from two different types of wood is full of pop, offers you a low overall weight and ensures the best performance. the technical dualzone egd wood fibre provides more edge hold, better response and extra strength. the women's specific triax fibreglass offers lighter riders a torsional elastic soft flex with more strength and response at the same time. the extruded base is fast, strong and easy to clean. channel® board attachment helps you find the perfect setting and is compatible with all major bindings. long before the hype of ridged edges came burton's frostbite edges, which sits just below your binding and scores with incredible edge hold in hard, icy conditions.