Perception Sound 9.5Perception Sound 9. 5 The best value in sit inside kayaks. The Perception Sound kayak makes paddling and fishing easy with the perfect combo of comfort, features, and portability. The 9 foot 6 sit in design protects from the elements while its light weight makes it easy to carry and transport. Built to explore quiet, slow moving waters, the Sounds tri keel hull creates ultimate stability and smooth steering to track straight and stay on course with