3M™ SecureFit™ 400 Safety Glasses SF403AS/AF-EU, Black/Green Frame, Anti-Scratch / Anti-Fog, Amber Lens, comprise of a rimless lens and wide flexible temple arms for solid side protection and popular to be used in combination with Ear Muffs. Temples also feature 3M™ Pressure Diffusion Temple Technology (PDT) which allows the safety spectacle temples to naturally adjust to individuals head sizes giving wearers a secure and comfortable fit. Reduces slippage from head movements. Soft, adjustable nosepads for even greater personalisation of fit.