Created specifically for spearfishing and freediving, this mask offers a great field of vision coupled with the smallest possible volume to maximize functionality. This model features a mono-silicon skirt and special lenses that can hide your eyes to avoid startling fish. Angled and extremely reduced eye lenses enhance vision. Utilizes new types of silicon to eiliminate undesirable fogging. Features dual-button ergonomic buckles for easy adjustment. Two year limited warranty.