The Harmony Standard Sit on Top Thighstraps help to increase control of your boat and provide more efficient paddling. Adding strength to every stroke, the Harmony SOT Thighstraps act as an addition leverage point that allows your body to remain stable and true through the entire paddle stroke. This added stability also greatly increases the control of your boat. The Harmony Standard Sit on Top Thighstraps are adjustable to fit just about every Sit-On-Top kayak. Just click these Harmony thigh straps into deck fittings and tuck your knees under the straps. To release, simply bring your knees together in center of boat. The Harmony Standard Sit on Top Thighstraps will add power and stability to every stroke.