It’s a tube of anatomic design adjustable to facial profiles, without angles and without damaging the hydrodynamics.
It has a wide diameter and moderated total length to an easy empty and ventilation.
It has been made in flexible and unbreakable PVC since it has no rigid pieces that could be broken.
It’s provided with comfortable black silicone nozzle of orthodontic design to a durable usage.
There’s a coupling system to the mask adjustable in height.
It’s a really polyvalent model: diving, apnea and snorkeling.