I bought and used these two years ago. There are 3 sets (42 pieces) in the photos, but due to shipping costs, I will sell one set (14 pieces)! I am also selling two more sets separately. Please take a look at those as well if you're interested! They are 45cm x 45cm! *Listed until January due to moving These are concrete-look floor tiles with a matte finish, perfect for indoor use. - Color: Gray - Material: Vinyl or laminate - Size: Unknown, but standard floor tile size - Design: Matte finish, concrete look - Use: For indoor floors Thank you for looking.