Barz Optics San Juan high tech frame is moulded in three parts with the first two components sonic welded to create air cells before being placed back into the injection moulder where the sanaprene non-slip components are attached.

San Juan fitted with 1.1 mm triacetate lenses has a buoyancy of 0.95 gm/ml while fresh water is 1.00 gm/ml and salt can vary between 1.03 and 1.05 gm/ml, hence they will float in even the most turbulent water.

The high wrap frame gives great protection from the side, eliminating glare, wind and spray whilst offering great peripheral vision.

The San Juan sunglass come with a neoprene case and retainer.

Barz Optics is an Australian based family company located at Burleigh Heads in Queensland on the east coast of Australia. The Company was established in 1996 by Kevin Barr – a former surfing champion with 45+ years experience in the surf, snow ski, jetski, sailing and sailboard industries.