4,5 x 3,4 cm.
The price does not include shipping.
Purchasing procedure :
1 ) contact at : nipponbased@gmail.com tell the size
you want, the quantity and the country where you 
want the order shipped
2 ) you get a price offer, shipping included 
( if different shipping methods are available,
you choose one )
3 ) if you want to proceed, you tell your PayPal 
email address ( N.B. payment by bank transfer
to a bank in France is also possible )
4 ) you receive a PayPal payment request for 
your order and after you pay, your order 
is shipped
N.B. returns are not accepted