With an alternate locking design the deck tiles allow you to assemble or disassemble them quickly and easily. No tools are required for installation Available with an open grid design on the underside, this flooring allows water to drain and allows air to circulate to prevent damage. A recessed groove between each slat on the top surface of these floors adds friction and helps to prevent slipping when the tiles are wet. It is constructed of plastic material. There are 3 different styles for you to choose from. It is suitable for home use. Item Name: Floor Tile Material: Plastic Features: Multiple Mounting Styles, Anti-corrosion, with Open Mesh Size Details: A, L: 30cm/11.81", W: 30cm/11.81" (Approx.) B, L: 30cm/11.81", W: 30cm/11.81" (Approx.) C, L: 25cm/9.84", W: 25cm/9.84" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Floor Tile