Astro Kids Watch, Digital Display and Plastic Strap - A9935-PPLS, Blue

Material is a very durable that theoretically can not be destroyed. It is hard (non-bendable and non-crackable), color stable, antiallergic (does not react with body fluids and therefore no metal components are not released into the skin and flesh) and has anticorrosive surface (the surface is resistant to oxidation and corrosion. Moreover, it is also resistant to fresh and salt water). Watches marked with water tightness are designed for incidental contact with water (car wash, rain). Indicates the degree of water resistance standardized by iso 2281. Iso tests include temperature changes, depth, pressure (water and air) for different times under rest during manipulation with the operative part of the watch. Currently the most widespread type of watch glass. It's very hard and has a high content of silicon thanks to which it's highly scratch- and impact-resistant. However, it doesn't mean that it is completely scratch-resistant.