To impress, choose a platinum tin to present your toffee gift.

Platinum tin dimensions (inches) plus shape:
6 oz     3-9/16 x 3-1/4  (cylinder)
11 oz    4-1/16 x 4-7/8  (cylinder) 
14 oz    4-7/16 x 7-13/16 x 2-1/8 (rectangle)
20 oz    6-1/8 x 6-1/8 x 2-5/8 (square)
32 oz    6-3/16 x 8-1/8 x 2-15/16  (rectangle)