VEVOR VEVOR Shower Niche Ready for Tile 40.64 x 40.64 cm, Single Shelf Organizer, Square Corners Wall-inserted Niche Recessed, Sealed Protection Modern Soap Storage Niche for Shower Bathroom, Black | VEVOR UK
Skelang Shower Niche 304 Stainless Steel, Recessed Shower Shelf, 30 x 15 cm Insert Bathroom Storage for Shampoo, Soap, Toiletries (Brushed Finish) : Amazon.co.uk: DIY & Tools
Stainless Steel Niche Embedded Bathroom Bathroom Embedded Metal Plate Niche Cabinet Box - China Wall Niche, Rectangular Niche | Made-in-China.com
Floor-even showers
Thermopanel Shower Niches (350 x 350) Tileable Shelf Wet Room Alcove Recess Waterproof Storage Easy Installation for Bathroom Renovations Durable and Lightweight : Amazon.co.uk: DIY & Tools