EVERYTHING YOU NEED TO KNOW ABOUT YOUR SNORKEL
There are a number of things that every diver (and instructor) should know about snorkel. To help you become a snorkel expert, SDI has put together three one-minute videos each covering the three key factors in snorkel selection, use and clearing.
Would you like to know more? Each video links to an in-depth article on the subject. Impress your friends with your in-depth knowledge of this important piece of dive gear. Watch all three videos and read all three articles.