This hand-made Botanical Theme Stamp Set for clay is perfect for adding pattern and texture to your work.  Each set has five stamps: 3 multiple sided stamps and a wheel stamp.
 
The stamp sizes are 2cm x 2cm, 2cm x 5cm, 1.5cm x 3cm, 3cm x 3cm, and 0.5cm wheel stamp. 
(Note that because these are hand-made sizes vary slightly).