So this is really not ideal.
How to make a beaded mat.
A material like towelling will have such a thick pile that you may find yourself losing beads within it.
Just take care when you pick the material.
Run the line through the beads a second time until the line comes to the bead on the end making the three beads a second circle.
A bead mat is easy to take with you just roll it up and stash it in your bag.
If you want to make your own you can do so.
The cut beading mat should now fit nicely into the baking tray.
Make your own mat.
Make a table mat with gold beads and crystals.
So it won t work terribly well.
Draw outline on beading mat.
Add three beads to the fishing line.
Use the bottom of the baking tray as template.
You can make a framed bead mat by following a tutorial using a purchased frame and inexpensive bead mat.
To make the tray non slip just stick some non slip dots to the bottom of the baking tray.
Make your own personalized beaded placemat.
Something like cotton or silk will not prevent the beads from rolling.
Mostly that means to my kids baseball and softball games but it also means to various parts of my house.
Add three more beads and repeat the circle creation until you reach the length of placemat you desire.