New Zak Designs Small 4 Piece Stacked Melamine Nesting Bowls Petite Rose Lotus Flower - BPA Free - Small Set, New in the box. They Measure:

2.7" Diameter - 1.7" Deep

3.5" Diameter - 1.8" Deep

4.7" Diameter - 1.9" Deep

5.9" Diameter - 1.9" Deep