Shower Niche for Bathroom Storage, Waterproof and Ready-to-Tile Shower Insert Wall Niche Shelf for Bath Room Renovation/Remodel Shower Niche Size: Outer size 16”x10”,inner size 12”x6”,Depth 4inch, waterproof and ready-to-tile shower niche insert tile ready shower shelf are recessed into the wall, PLS check the size before ordering. Recessed niche for shower wall remodel bathroom renovation, suitable for a range of tile choices and bathroom styles according to preferences,create your dream shower. Time & Money Saver: Ready-to-tile design pre-molded bathroom wall niche tile ready for shower allows for direct tiling,reduce installation time and money. Adding a tile ready shower niche for bathroom storage is a very practical way to create more storage space in bathroom to hold shower shampoo,soap, and other shower supplies Sealed Protection & Waterproof Shower Niche: 100% leak-proof bathroom wall shelf tile ready shower wall niche. Pre-molded shower niche is fully sealed and vapor-tight design ensures lasting performance in wet areas,durable and long term use, not easily deformed. DIY Look Bathroom: Perfect for DIY enthusiast/tile pros/remodeling contractor/tile setter/tile installer,unique look to bathroom deponds on personal preferences,enhance bathroom aesthetic. Lightweight&Sturdy Construction: The shower shelf for bathroom wall is made of high quality multi layer material. The first layer consists of XPS foam board, which provides tightly water vapor resistance. The second layer is cement mortar with fiberglass mesh, filling gaps and enhancing structural stability while contributing to waterproofing. The third layer features a waterproof coating, forming a durable barrier that effectively protects the wall from damage.