DIMENSIONS: 500 pieces thin tiles with groove in 2×2 Studs, each measures 0.61 inches long and 0.61 inches wide. MULTICOLORED: There are each 50 pieces for 10 colors including White, Black, Dark Bluish Gray, Light Bluish Gray, Green, Blue, Red, Yellow, Tan and Brown. MULTI-USAGE: These Tiles can be used to create any Smooth Flat Surface such as Road, Wall, Roof, Chair, Street Floor, Bedroom Floor, Car Surface etc, they can also be used to build specific patterns as your need. MATERIAL: Our flat tiles accessories are made of premium ABS plastic with great details, they can be attached to each other tightly. GREAT GIFT: It would be a great birthday or Christmas gift for brick lovers as an extra addition of their building bricks creations. Awesome blocks for creating any smooth flat surface, Road surface, Floor surface, Car surface, Roof surface for example.