"To use a mat" means to place or put a mat underneath something or someone for protection, comfort, or support.
Sentences with «to use a mat»
Even when you are not using this mat as a ball put you can just as easily fold up the sides to create a barrier for your child. (earlymomentsmatter.org)
Car seat covers help a lot, and you can use a mat on top of the regular car mat to keep dog hair off the car floor. (my-favorite-dog.com)
I have read to NOT use the mat so Haven't... any pointers? (mylove2create.com)