You will received 6 pieces of 12inx12in interlocking grass deck tiles, total 6 sq ft. No toxic chemicals. The fake grass deck tiles is soft and comfortable, which is perfectly safe for kids and pets. The base of the grass tiles are designed with many drain holes, so it can be easily clean under running water and it will be ready to use again as a new one after dry. Megagreen grass tiles are able to provide instant beauty to your yard, deck, balcony, patio or rooftop. Its lush and soft features attract kids and pets a lot. Easy to install. Just interlock them together and you will get the realistic lawn in your house. You can move, disassemble, and reuse it any time, no adhesive or tools needed. Especially when you move, you can take them with you.