Stitched Rectangle Layers by Memory Box. This set contains 8 nesting dies. The sizes are:
3.75 x 4.75, 3.4 x 4.4, 3 x 4, 2.6 x 3.6, 2.2 x 3.2, 1.75 x 2.75, 1.6 x 2.6, 1 x 2 inches 9.5 x 12.1, 8.6 x 11.2, 7.6 x 10.2, 6.6 x 9.1, 5.6 x 8.1, 4.4 x 7, 4.1 x 6.6, 2.5 x 5.1 centimeters