The possible applications for these peel-and-stick metal tiles from Chemetal are endless! The 4" tiles come in brushed aluminum, satin aluminum or light stainless aluminum. They don’t need grout and they can be cut with basic tools you have around the house. Available at interior51, they're sold in packs of 54 for 79 bucks. You can also buy a sample pack that includes one of each style for $9. Via.