One stamp of the block of 4 is very lightly hinged.SEE THE SCANS This item will be send to buyer in a solid cover by Post-NL priority Post. Warning: normal sending is on risk of buyer . If you prefer registered airmail, contact seller. Combine purchases and save postage, because second and further items cost only $ 0,25 a piece on top of the costs for packing and postage. Item will be sent by Registered mail: $ 10.00 .