The Viper - the most successful beginner windsurfing board of all time – gets a new family member. Here comes the ultra robust Viper HD! Starting with our wonderful sport never comes without collisions. The Viper Heavy Duty Edition is built in solid Thermoform technology, which makes it pretty much indestructible. Coming with a slightly longer, straighter outline and with 245L of volume this board is extremely stable, offers superb glide and upwind ability and is targeted to every beginner as the ultimate school board.