Scubapro Steel Comp Dive MaskScubapro Steel Comp Dive Mask is a dual lens, frameless mask designed for deep, precise underwater exploration and freediving. Its ultra low internal volume eases equalizing, while the mask compresses on descents to reduce the need for frequent adjustments. The frameless design pairs with a high grade silicone skirt to deliver a comfortable seal, and rotating buckles with a micro adjustable strap provide a secure, watertight fit. A compact profile