The Wonky Rectangles Nestabilities Set by Spellbinders includes six dies that cut and emboss rectangles with concave curves. They're perfect for whimsical, fun projects! Use each individually or layer them for lots of creative possibilities. The approximate die sizes are: 5/8" x 7/8", 1 1/4" x 1 1/8", 1 7/8" x 2 1/4", 2 1/4" x 3", 2 3/4" x 3 3/4", and 3 3/8" x 4 3/8".