Designed by ledendary surf shaper Randy French the SurfTech SUP 12-6 Flowmaster AST Stand Up Paddleboard is a great flatwater touring and excursion board at a great price. AST Construction means lighter and stronger construction that focuses structural reinforcement where it's needed most. The core of the AST system consists of a water-tight Fused-Cell Core, with a layer of fiberglass, wood (standing area), unidirectional glass (nose), and a fiberglass exterior. The Flowmaster is durable and reliable, perfect for everyday use at the beach or lake.