adult Diving swimming half dry snorkel tube for snorkeling 

 feature:

1.easy water clearing purge valve

fortable preangled mouthpiece

3.easy adjustable strap retainer system

4.flexible joint

Tube: PVC,

Mouthpiece:Silicone,

Flex barrel:Silicone,

Normal Pipe shaft and the drainage to distinguish the color,

the middle and bit nozzle can only make transparent andblack,

Pkg: each in polybag