Lavastone Lavastone has pits and veins, which add to the beauty of natural products. It is fantastic for outdoor stepping stones, pathways. Tile Size300 x 300mm300 x 600mm400 x 400mm400 x 600mm600 x 600mmThickness15mm, 20mm, 25mm, 30mmSurfaceSawn cut, natural splitCertificateCE, SGS, ISO9001Quality ControlAll lava stone tiles checked by experienced QC piece by pieceLoading portHaikou, ChinaPacking300x300x20mm – 180 pcs/crate300x600x20mm – 105 pcs/crate400x400x20mm – 100 pcs/crate600x600x20mm – 55 pcs/crate