1High Transparency: With good transparency and smooth surface, high temperature and resistance, scratch resistance, which is very suitable for watch. 2Ground Edges: The edge of the watch glass lens is round and smooth, which with a comfortable hand feel and no scratches. 3Easy to Clean: Watch glass lens is easy to clean and you just need to wipe clean it with a soft cloth after long term use. 4Warm Tips: In the cleaning process, please do not use too hard paper or cloth to wipe, so as not to scratch the glass surface. 5Professional Tool: Perfect for watchmakers and watch enthusiasts, durable, portable, practical and convenient, it is a professional essential tool for watch repair.