Our most innovative design features an oval shaft creating natural hand indexing for proper paddle position. The oval shape also allows us to make a very light shaft with incredible control over stiffness. This paddle has superior feel and performance. The Jack Incorporates our smaller blade for easier strokes at a higher cadence. Our unique Friction Lock design allows for unlimited adjustment positions. Oval design provides automatic handle to blade alignment. High carbon content plus oval design provides best control of flex to strength to stiffness properties. Dihedral blade face provides smooth directional paddling stability. Ergonomic handle is extremely comfortable and simplifies proper paddle direction. Length: 72"-88" Blade Dimensions: 16" x 7.5" (82 square inches) at 10 degrees Weight- 1.35 lbs. One year warranty.