China blue stone mailbox 1) Color: Blue 2) Size & Design: as per your requiements 3) Finished: Honed, bushhammered, sawn China blue stone mailbox, limestone letterbox1) Material: limestone, blue stone2) Color: pearl blue3) Density: 2.7g/cm34) Size & Design : as per your requirement5) Finished: honed, polished,tumbled, bushhammered, finepicked, brushed,etc China blue stone mailbox