The Sirena has a single tempered glass lens and is designed for snorkeling, swimming, and scuba diving. The skirt is made from soft hypoallergenic transparent or black silicone. The visibility provided by the single lens and the unusual shape of the frame extends in all directions. Excellent seal on most face types, thanks to the internal seal ring housing average internal volume. It has quick-release strap buckles. The Sirena is designed and
manufactured in Italy by Cressi, an Italian brand pioneer in scuba diving,
snorkeling and swimming equipment since 1946.

The product is
covered by a 2-year limited warranty.