White floating shower shelf

I bought this shelf for a shower reno, but the dimensions were off. Never been used; still have the original box and installation instructions. Look very sleek and high-quality!   Product size: 45 in. L x 3 in. W x 1.375 in. H Made of durable Stainless Steel Necessary hardware included for easy installation Screw caps can be used as hooks to increase storage options Perfect length allowing water to overflow at each extremity to keep all shower essentials dry Advantageous lenght which maximizes available storage Rust resistant for long lasting use No cutting required to facilitate your installation experience Can be installed to any bathroom wall including tile, drywall, acrylic and cultured marble