IST BlueTech MaskThe Bluetech is the most popular mask by IST. It utilizes a high quality crystal silicone in a complex design to reach the pinnacle of comfort and fit for anyone from beginning snorkeler to advanced diver. It has a recessed nose pocket to accommodate nearly every facial profile and to bring the lenses as close to the eyes as possible. This mask also has bendable buckles to assist in a comfortable fit and allow for the mask to collapse flat safely for transport and storage. The Bluetech is the ultimate in comfort and low volume. The field of view is so complete that the diver will soon forget they are even wearing it. The Bluetech is designed to fit nearly every facial profile. See the SN60 for a perfect color match and a streamlined fit. Low internal volume. Unsurpassed field of view. Superior comfort and fit. Advanced buckle system. Compact and lightweight. High quality hypoallergenic silicone. CE approved. Imported.