If you don't have a constructed-in niche but do have a significant walk-in shower, think about hanging floating shelves to the shower wall, like this spacious bathroom from Louis Duncan-He Designs. A magnetic knife rack may well not seem like it belongs within a bathroom, but this simple concept from https://howtobecomeatravelagent46655.bloggerswise.com/38413066/facts-about-bathroom-storage-unit-homebase-revealed