FMX Keycap Set

Upgrade your split keyboard with the Flat MX (FMX) Keycap Set, featuring a low-profile, modern design. These keycaps are square, flat, and symmetrical, creating a consistent and uniform look. They provide both functionality and a minimalist aesthetic, perfect for upgrading any mechanical keyboard. The combination of style, durability, and functionality makes them a great addition for enthusiasts of custom keycap sets, low-profile keycaps, and gaming setups.

We offer this set for a variety of split keyboard layouts, including Ferris-Sweep, Corne, and Lily58, ensuring a perfect fit for your setup.

Technical Specifications

Profile: FMX

Switch type: MX Low-Profile switches

Material Options

Nylon: Textured finish for added grip

Resin: Smooth surface, designed to work with backlit keyboards

Nylon Keycap Variants

Nylon Black – A solid, deep black color

Nylon Grey – Features non-uniform shades of grey

Resin Keycap Variants

Black Resin – Has a deep blue, glass-like look when light shines from behind

Resin White – A clean and classic option

Resin Grey – Has a subtle blue hue

Transparent Frosted – Frosted and not fully transparent

Custom Keycap Requests
Looking for custom keyboard keycaps, specific colors, or layout adjustments? You can design your own set using our Custom Layout Tool, where you can configure your keyboard layout, add legends, and prepare your order.

Start building your set here:
https://3dkeycap.com/pages/custom-sets

Made in Canada 🇨🇦
All keycaps are 3D printed and finished in Canada with a focus on quality, durability, and ergonomic performance.

Thank you for supporting our small keycap business! <3

Customs & Duties:
International orders (outside Canada & the U.S.) may be subject to local customs fees, taxes, or handling charges upon delivery. These are not included at checkout.

All U.S. tariffs are prepaid.

FMX Keycap Set

Nylon · Resin

See the Difference in RGB.

A Palette for Every Setup.