Completely waterproof can be used safely in the room. 100% waterproof to worry about cracking or leaking there is no, even when serving as interior items. Ecofriendly, the pursuit of natural beauty. Schulich, reduction of industrial waste, carbon dioxide reduction, international standard ISO 14001 for environmental management ISO 14001 certification. Attention soars! Luxury brand from Germany. It is a brand with 80 years of history and a solid track record in Germany. Conducts a thorough production process from raw material quality control. Size (approx). Outside dimensions mm 11xheight 9 8 mm on the bottom. 6 cm Diameter of 10 mm diameter. 2xin depth 8. 5xin the base diameter 8 cm