Cressi Focus, black/yellow One of the first dive mask with inclined glasses, a patented technology of Cressi (US6272693). Lightweight and compact, made with soft hypoallergenic silicone skirt, complete with double feathered edge seal that provides an excellent fit. Low volume with minimum eye-lens distance for ensure excellent field of view in all directions. Revolving strap buckles for instant adjustment. On the Focus it is possible to install graduated optical lenses. Made in Italy.