[1] The safety glasses are made of polycarbonate, hard enough to effectively protect the eyes. [2] Part of the glasses frame is made of soft PVC rubber, it is more comfortable to wear. [3] Lightweight, pressure-free, all-around ballistic impact protection with a snug fit. [4] The work safety glasses protect from debris, dust, or other people entering your eyes while working. [5] Suitable for most adults, men and women, as well as older children. A Our safety glasses pack is commonly used for industrial safety, dental industry, carpentry and woodworking, laboratory work, sports, etc. Features To protect your eyes when you are in an activity. The transparent lenses make you appear clearly. The rubber grip keeps it firmly on your face. No need to help the glasses frame frequently. UV resistant, anti-fog and shockproof. Specifications Material: Polycarbonate Package Size: 30×15×11 cm / 11.81×5.91×4.33 inch Weight: 341g Package Contents 12 x Protective Eyewear