It is made of crystal silicone for a soft, comfortable fit and features a low-profile one-way purge valve which allows the swimmer to simply exhale through his nose and drain the water instantly
Gawa ito sa kristal silicone para sa malambot at komportableng pag-suot at may mababang-profile na isang-direksiyong purge na balbula na pinahihintulutan ang manlalangoy na huminga palabas sa kaniyang ilong at agad alisan ng tubig.