For more information:
- Website - picoCTF.com
- Twitter - @picoCTF
- Discord - picoCTF
All our stickers are printed using archival quality pigment inks. Waterproof stickers are printed on weatherproof materials and laminated with a UV protectant laminate to increase outdoor life and overall quality.
If you have any questions, please feel free to contact us and we'll reply to you as soon as possible. Have a wonderful day! =)