A7 ATLAS™ eye protection system features A7’s proprietary i-RMR (pronounced eye armor) super ballistic lens technology in a robust and sleek design that is engineered with advanced materials and advanced features. A 3-way adjustable nosepiece allows for a customized fit and helps keep the glasses secure even when the operator is highly mobile. The thin yet very durable arms do not cause pressure points along the temples and they do not cause discomfort around the top of the ears. The arms are compatible with hearing protection and communication equipment. The Atlas weighs in at only 1.25oz.