This is an ACTUAL and a PHYSICAL set of stamps.  There are 32 stamps in total in this set: TWO larger ones are 1 3/8", (bottom row) SIX are 1" face stamps, SIX are 3/4" face stamps. SIX are 5/8" face stamps, SIX are 1/2" face stamps and (top row) SIX are 3/8" face stamps.