The stickers should not be placed where the physical contact may damage them. You are
advised to print the stickers on photographic adhesive paper (it is more expensive than the
normal paper but a high-quality will be obtained and the damage of the stickers will be
delayed).


Link 1: Free Software Sticker Book Volume 1 [103 page PDF]

Link 2: Free Software Sticker Book Volume 2 [79 page PDF]