Use this booster to lift you up out of a wet sit-on-top kayak seat, or use as a seat cushion on a canoe floor, or in a sit-in-side kayak to gain some extra height, and for fishing kayak when you want to sit higher. A higher seat may improve comfort or fishing performance. This seat can be used as a child seat in canoes and large cockpit sit-in-side kayaks. Internal Velcro access to foam for custom sizing. Booster Pad is 14 inches wide, 14 inches front to back, 3 inches thick. This is a firm foam booster seat, meant to raise the paddler up.