material:glass and stainless steel craft:concave-convex glass chip size:15*49*8 usage: ... ,materials:crystal glass,marble slate,stone,granite slate,ceramics,metalic,stainless steel,shell,etc.5,color series:pure color,mix-color,gradual ... and alkali-resistant8,easy to install and clean9,usage:wall tiles,floor tiles,border,decorative,pattern,background,etc.pattern,background,etc10,surface ...