Hellow guys, Welcome to my website, and you are watching TWS Technique Series - Episode 4: How to Pump? Pumping tips windsurfing slalom. and this vIdeo is uploaded by TWS Tenerife Windsurf Solution at 2016-05-05T10:23:33-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.