C Series Mouse Fitting Kit

  • Explore and try out all 11 of our mice series within 2 weeks to find the best one that suits your grip, hand size, and playing style.
  • After your purchase has been confirmed, you will receive an email with instructions within 24 hours.
  • If you don't receive legal document, please download here in order to further process your order.
  • Limit one per customer. A $250 credit card hold is required.
  • Once the 2 week trial period is up, please return the kit back to us using the prepaid return label.




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How Mouse Fitting Kit Works

  • The EC, FK, ZA, and S series are all included in the kit (versions varies between each package).
  • Each kit will come with matte black certified refurbished mice.
  • The trial period begins on the date the Mouse Fitting Kit is delivered to your doorstep.
  • Once your 2 week trial period is up, return the kit back to us using the prepaid return label.
  • A $250 credit hold is required before each shipment. You will receive an email with further instructions to follow within 24 hours after the order is placed.
  • The $250 hold will be removed after the kit is returned.

FK Series

  • Symmetrical, low profile design. Its hump is closer to the fingers, providing less support for your palm.

EC Series

  • Ergonomic design, exclusively for right-handed users.
  • EC provides more room to place the 4th finger on the right side of the mouse.

S Series

  • Symmetrical design for right-handed users.
  • Shorter overall design with enhanced palm support allows for more free movement.
  • Has raised front ends providing more room to place the 4th finger.

ZA Series

  • Symmetrical, high profile design that provides more support for your palm.
  • Projected notches on both front ends that allow users to lift the mouse easily.


  • Added accessory includes a mouse pad (versions varies between each kit) to further enhance your mouse fitting experience. 
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