DetailsPerfect for beginning paddleboarders, the Aquabound Spark Adjustable SUP paddle has an aluminum shaft, comfortable palm grip and fiberglass-reinforced proprietary resin blade. It weighs only 33 oz. so your time on the water is easy on muscles and joints. The Spark has a stiff, durable blade to propel you further with every stroke. Suggested SUP Length: Your height plus 6 to 8 inches. There are 2 available lengths and each has 10 in. of adjustability in two-inch increments.