Shower Niche 16 x 28 x 4 Inch - Recessed Wall Shelf for Bathroom, Kitchen, Durable Waterproof Storage; Easy Install Kit Included

【Waterproof Construction】: Features a triple-layer waterproof design with XPS foam board, cement mortar, and waterproof coating; ensures 100% sealing and protects walls from moisture and humidity; requires use with additional waterproofing materials for optimal performance 【Durable & Robust】: Constructed from (HCFC-free) XPS foam board and reinforced with a double layer of cement mortar and fiberglass mesh; supports up to 62kg/m² (approximately the weight of an adult); provides long-lasting performance and resistance to decay 【Easy Installation】: Includes a complete accessory kit for horizontal or vertical recessed mounting; simple four-step installation process: mark, cut, seal, and tile; designed for convenient and straightforward setup 【Versatile Application】: With dimensions of 16 x 28 x 4 inches (10.2 x 40.6 x 71.1 cm), this niche is suitable for various spaces; ideal for bathrooms, kitchens, cabinets, and bookshelves; enhances organization in multiple rooms 【Strong Tile Adhesion】: The textured grid surface is specifically designed for compatibility with various tile adhesives; promotes strong bonding and reduces the risk of tiles falling off or loosening; provides a secure and aesthetically pleasing finish