The Prova Preformed Wide Combo Niche provides built-in storage for tiled showers while maintaining the integrity of the waterproofing system. Featuring one 12" x 12" opening and one 12" x 6" opening, it offers convenient space for shampoo, soap, and bath accessories. Constructed from lightweight, waterproof material, this preformed niche is easy to install and ready to tile, creating a clean, professional finish for any shower.