Lightweight SecureFit™ 400 Series protective bifocal reading glasses are designed to stay in place without slipping, even when you are in motion. The safety glasses feature 3M™ Pressure Diffusion Temple Technology that automatically self-adjusts for a secure, comfortable fit. The soft nose pads adjust to personalize the fit even more. Padded temple touchpoints boost comfort over the ears. Bifocal Reading Glasses, Diopter + 2.0