Intro-Tech MB-221R-RT-B Hexomat Second Row 2 pc. Custom Fit Auto Floor Mats for Select Mercedes X204 GLK-class Models - Rubber-like Compound, Black All season custom auto mat Non-fading and no cracking Tremendous liquid holding capacity Will keep debris, sand, mud and rocks in place within the hexo shaped pockets Non-skid nib backing provides optimum traction