Halcyon Low-Profile Dual Lens Mask (Narrow Fit)Introduction Halcyons Dual Lens Mask is a reliable, performance driven choice for both recreational and technical divers. Its minimalist design suits a variety of face shapes and supports easy clearing and equalization. Features Dual lens, low profile design Tempered glass lenses Soft, high grade silicone skirt Compact frame reduces drag and internal volume Suitable for a wide range of face shapes Designed for optimal peripheral vision