... Our company's water Bike can be widely used for sea, lake, river, amusement park, pool, ect ... . It is more funny for kids & aldults. It is made by FRP (fiberglass ... for water using. It is more durable, light weight, high strength, low distortion, anti-corrosion, water-proof, fadeless, ect.Professional ... :3.8x1.4m0.7m single person Professional Design Water Bicycle for Sale