Ferris Key and Organizer System

• Which Ferris Key Organizer is right for me?
• Will my keys work with Ferris?
• What's a KeyMod Click versus a KeyMod Stick?
• What are the measurements of Ferris?
• Are my electronics safe around Ferris? A: Yes
• Can I use Ferris wallets and key organizers if I have a pacemaker or sensitivity to magnets? A: No.