... :1)Material: Quartzite, slate, sandstone2.)Available Color: Yellow, Rusty, Black, Grey, Green, Mixed color and so on3) Size: 100x100mm100x200mm100x300mm200x200mm200x300mm200x400mm300x300mm300x600mm400x400mm600x600mm600x150mm180x350mm4) Delivery time ... on. Welcome to contact with us by any time Chinese Grey Stone Tile