1.blue limestone mailbox 2.product:mailbox,washing basin,shower tray,bathtub 3.MOQ:100pcs, but trial order also is avaible nature blue limestone mailbox 1. Name: blue limestone products 2. Material: Natural stone – blue limestone3. Surface treatment: honed; flamed; tumbled, sandblasted4. Size: produce as per every clients design drawings5. Available in different shapes: rectangle, square, sector, ...