A-11inch- 28cm
B-9inch-23cm
C-17,5inch-44cm
D-10,5inch-27cm
E-26inch-66cm
F-33inch-83cm
G-7,5inch-19cm

6/6 - perfect condition. No signs of used
5+/6 - near perfect condition - barely visible signs of used.
5/6 - very good condition - normal, little signs of used. 
4/6 - good condition. may have little spots of dirt, small holes itp. 

100% Satisfaction or money back guarantee - If you're not utterly obsessed with your recent purchase, it's now so easy to send it back. If you have any questions please contact us.