Each set of four corners. 

Super small 15cm each corner (send four butterflies), 

Small single angle 25cm (send 4 butterflies), 

Medium single angle 35cm (send 4 butterflies), 

Large single angle 45cm (send 4 butterflies),  

Extra large single corner 56cm (send 4 butterflies) 

Oversized each corner 65cm (send four butterflies)