Picture Size: 6 x 4 inches (15.24 x 10.16 cm) 

Picture Size: 5 x 7 inches (12.7 x 17.78 cm)

Postage:

UK: Royal Mail 2nd Class £0.75

Europe: Royal Mail International Standard £2.20

USA: Royal Mail International Standard £2.20

 I Always Combine Postage