The Memory Box Metal Adaptor Plate creates an extra-sturdy surface for the more intricate Memory Box dies to cut on.
For use in most leading die-cut machines. Please check the user manual for the particular sandwich needed for your machine.
Use in place of cardstock shims or painters' tape as needed.
Size of metal shim is approximately 5.5 x 8 inches.
Dave has an excellent how-to video outlining the use of various shims for intricate Memory Box dies here