Super stretch and good cohesive material.
This awesome product can reduce and in most cases eliminate water leakage in the neck and wrist areas while allowing a more comfortable fit.
Super stretch 1200% !
Super material can stretch 1200%!
It allows comfort breathing without water leaking.
Comfortable for the sense of touch and the seal fits every move of neck in the water.
Completely eliminates leaking around neck seals.
Super stretch resin made by tremendous material factory in JAPAN