— or use one of these sample files —
Size 9 Ring

Volume: 2.14cm3 (0.13in3)
Surface Area: 21.61cm2 (3.35in2)
Bounding Box: 4.40cm x 4.40cm x 0.70cm
Inch Unit Cube

Volume: 16.39cm3 (1.00in3)
Surface Area: 38.71cm2 (6.00in2)
Bounding Box: 2.54cm x 2.54cm x 2.54cm
iPhone5 Case

Volume: 10.13cm3 (0.62in3)
Surface Area: 204.77cm2 (31.74in2)
Bounding Box: 1.00cm x 6.10cm x 12.60cm
Espresso Cup

Volume: 35.56cm3 (2.17in3)
Surface Area: 215.51cm2 (33.40in2)
Bounding Box: 6.03cm x 8.20cm x 8.20cm