Built for serious paddleboarders, the Aqua Bound Challenge Carbon paddle features a stiff carbon blade for powerful strokes, a 100% carbon shaft for lightweight durability, and fun Polynesian graphics to make a statement on the water. . Carbon reinforced proprietary resin blade is more hydrophobic than most molded blades, so it wont absorb water and pick up extra weight as you paddle. Blade is also stiffer and more durable than many other SUP blades, propelling you further with each stroke. 100% carbon shaft offers exceptional durability at a minimal weight. 10deg shaft bend allows for more comfortable paddling. Blow molded resin grip is super lightweight and provides smooth paddling comfort. One piece fixed length design saves weight. Sizing: Paddle length equals your height plus... 6 8 in. for surfing 8 10 in. for flat water 10 12 in. for racing.