These dies measure approx: Outer Circles: 3.7cm x 3.7cm Circle 1-1: 2.2cm x 2.2cm Circle 1-2: 2.9cm x 2.9cm Circle 2-1: 1.9cm x 1.9cm Circle 2-2: 2.6cm x 2.6cm Circle 3-1: 2cm x 2cm Circle 3-2: 2.7cm x 2.7cm