The SEAC Top flex is the multi-purpose sea sub snorkel that combines ergonomics and practicality. Divers Who Enjoy recreational diving will Appreciate it for the ease With Which you can fold and place the tube in the Jacket pockets. The free divers can combine with the most common "low volume" Underwater masks in Black and store or fasten them fast in case it is not needed. Those who Practice snorkelling will notice the ergonomics and comfort of the snorkel, even during very long sessions.