waterproof wall brick They are lightweight, high in strength, have low water absorption, low shrinkage rate, good freeze resistance and dont contain any radioactive materials. They are easy to install, do not require much maintenance and are less than half the cost of natural stone. They can be used both interiorly and exteriorly, for example: feature walls, garden walls, restaurants, retail shops, office features, chimneys, around fireplaces, etc. (1)Adopt radiation-free materials such as cement, safer and healthier than natural stone.Suitable for outoor and indoor design as wall decoration.(2)Various type, color and size according to meet individual design.(3) Easy to fix and clean.(4) Good abrasion resistance, water-resistant(5)Can stand strong impact and various climates.(6) Durable, hight quality, permanent, colorfast.(7)Large quantity, various colors of our cluture stone available. /