Abs | | Recessed Shower Niche Is Easy To Install And Features A Double-Layer Shelf, Providing Ample Space To Store All Your. Overall Dimensions Are 16" W X 20" H X 4" D, Interior Dimensions Are 14" W X 12" H X 4" D For The Larger Compartment And 14" W X 4" H X 4" D For The Smaller One. (For More Detailed Size Information, Please Refer To The Third Image In The Main Product Gallery.)? | | Wall Niche Is Flush Mount With Cement Board Installation,Easy To Install,No"Feathering Out" The Edges Needed,Can Be Placed Closer To Corners,Niche Shower That Is Fully Sealed, Hassle-Free, Quick And Simple Installation. | | Shower Niches Is Designed For Interior Walls, Offering A Sleek Alternative To Bulky Bathroom Shelves And Other Fixtures, Enhancing Your Home'S Aesthetic. Before Installation, Refer To The Manual And Images For Guidance On Wall Size Requirements And Consider Whether Tiling Is Needed To Seamlessly Integrate The Niche Into Your Space. | | Durable Material--Ready To Tile Sho.