The eyeglasses temples for eyeglasses replacement are 140 mm long 

Eyeglasses Temple Width is 5mm, tooth hight is 1.2mm,tooth convex is 1.5mm, tooth ight is 5.6mm.

Please check the detail sizes of technical mesurement on images.

TR90 is a thermoplastic polyamide. The eyeglasses temples for eyeglasses replacement are made of TR90.

TR90 frames are superlight, extremely flexible yet super strong with 100% memory allowing the frames to bounce back to their original shape.

TR90 can keep its properties in extreme temperature including low and high temperatures, as well as extremely humid or dry conditions.