1、Size: The mineral glass lenses are 1.2mm thick, a thickness that ensures both robustness and a lightweight wearing experience. Their diameters range from 16mm to 45mm, enabling them to cater for watches of different sizes. 2、Clear: The excellent transparency of the watch glass lens allows the movement of the hands to be clearly observed. Provides excellent visibility for watch glass mirror lens replacement. 3、Smooth: The surfaces and edges are carefully ground and polished without scratches, presenting a rounded and smooth feel. Whether you wear it on your wrist or touch it, it will bring you a comfortable and pleasant feeling. 4、Material: The lenses are made of mineral glass, which has the characteristics of high temperature resistance, scratch resistance and abrasion resistance. It is not easy to break and will remain intact and strong even when accidentally bumped or dropped. 5、Easy to Clean: Mineral crystal glass is easy to clean, just wipe it with a soft cloth after prolonged use. Please do not use too hard paper or cloth to avoid scratching the glass surface and affecting the appearance of the watch. Item Type: Round Flat Mineral Lens Material: Mineral Glass Model: 1.2 x 16mm,1.2 x 16.5mm, 1.2 x 17mm, 1.2 x 17.5mm, 1.2 x 18mm, 1.2 x 18.5mm, 1.2 x 19mm, 1.2 x 19.5mm, 1.2 x 20mm, 1.2 x 20.5mm, 1.2 x 21mm, 1.2 x 21.5mm, 1.2 x 22mm, 1.2 x 22.5mm, 1.2 x 23mm, 1.2 x 23.5mm, 1.2 x 24mm, 1.2 x 24.5mm, 1.2 x 25mm, 1.2 x 25.5mm, 1.2 x 26mm, 1.2 x 26.5mm, 1.2 x 27mm, 1.2 x 27.5mm, 1.2 x 28mm, 1.2 x 28.5mm, 1.2 x 29mm, 1.2 x 29.5mm, 1.2 x 30mm, 1.2 x 30.5mm, 1.2 x 31mm, 1.2 x 31.5mm, 1.2 x 32mm, 1.2 x 32.5mm, 1.2 x 33mm, 1.2 x 33.5mm, 1.2 x 34mm, 1.2 x 34.5mm, 1.2 x 35mm, 1.2 x 35.5mm, 1.2 x 36mm, 1.2 x 36.5mm, 1.2 x 37mm, 1.2 x 37.5mm, 1.2 x 38mm, 1.2 x 38.5mm, 1.2 x 39mm, 1.2 x 39.5mm, 1.2 x 40mm, 1.2 x 40.5mm, 1.2 x 41mm, 1.2 x 41.5mm, 1.2 x 42mm, 1.2 x 42.5mm, 1.2 x 43mm, 1.2 x 43.5mm, 1.2 x 44mm, 1.2 x 44.5mm, 1.2 x 45mm 59 x Mineral Glass Watch Lens 1 x Storage Bag