One 6.25 x 6 inch Lock Blocks Small Centerpiece. Add some stacked style to your tables with our Lock Blocks Small Centerpiece. This centerpiece was designed by Moxzie, Inc. to coordinate with our Lego Party Supplies. The triangular piece is printed on all three sides, and set-up is quick and easy. Use your centerpiece alone, or pair it with our tall centerpieces for a perfect matching set.