MENS QUALITY READERS. These half frame spectacles are designed with spring hinges and rubber nose pads, so they will adjust comfortably to fit most face shapes. Stylish glasses that you can comfortably wear all day CLASSIC MENS DESIGN. The semi-rimless design is great if you want a pair of reading glasses but not full rimmed. The front of the frame and arms are in black metal. The arms have a subtle pattern. ALL LENS MAGNIFICATION AVAILABLE. Lens strength + 1.0 1.5 2.0 2.5 3.0 3.5. Optical quality lenses that are anti-reflective and anti-glare. Scratch, smudge resistant & easy to clean. LIGHTWEIGHT AND STRONG HALF FRAME GLASSES. These rectangular glasses combine the look of a rimless frame, but have the strength and durability of full frame specs. MEASUREMENTS. Lens width 53mm, bridge width 18mm, arm length 138mm. Weight 23.1g. Conform to BS EN 14139:2010 & EN 14139:2010