The Imprex II has a special internal purge channel located below the mouthpiece. It channels exhaled air out the top of the snorkel while excess water drains through the bottom purge valve.
Full Product Information
Large capacity drain chamber and oval purge valve with internal purge channel
Ortho-consciously designed mouthpiece for ultimate comfort
Crystal silicone flexible neck
Color: Black, Cobalt Blue, Flash Yellow, Translucent
Also available in black silicone: All Black