Cheese grater coaster

It looks good, but it cant really hold any drips or spill. So if you like form over function here is the coaster for you!

Created with OnShape: https://cad.onshape.com/documents/a27361ec2e47f249ccf0e57a/w/ea43ed647b1e855842c55770/e/d88a076adf6caa79324fb0f4