ICO Keychain is an ICO Genius on your keys. Keep it with you wherever you go.


  • Quality Nickel plated chain and split-ring
  • Solid, moulded from acrylic glass
  • Laser-etched graphics
  • Small and portable (19mm tall)
  • Comes with full definition of all 20 equations
  • Perfect for students and professionals
  • Foil wrapped for sciencey freshness

ICO Genius Keychain

SKU: 009