Sonar DW820 Front WingDesigned for effortless take offs at low speed, with high top end speeds to keep up with faster swell. The DW820 has significantly more top end than the DW750, thanks to fine tuning of the foil sections. It also has a lower take off speed than the DW750. The Downwind Series are maximised for low drag and longer glide while retaining the manoeuvrability required to navigate downwind swell. The foil is shaped for high efficiency and intuitive turning