\"Polywatch watch protector works by sealing and protecting your watch from light scratches.  - It is a asolutely invisible premium Nano-Tech-Sealing (Liquid-Glass-Technology) coating. - The 3-dimensional High-Tech-Matrix provides a hydrophobic effect preventing water marks and fingerprints. - Provides a hygienic surface with Easy-to-Clean-Effect- It is dirt, dust and oil-repellent (oleophobic)Can also be used to provide protection for digital cameras, smart watches and phones, as well as their backsides made of glass!Quick, easy and bubble-free application. Easy application lasts up to 12 months.  Contents All-Inclusive-Kit, 2 sealer-sets, 1 microfiber cloth and gloves Instructions It is applied in 2 steps. Step 1:Cleaning of surface, Step 2: Application of high-performance sealer Buy in confidence from an authorised Polywatch stockist. \"