This link only sells Keycaps,no keyboard included in the link.There is a puller presented in package.
This keycap is made of 90% PBT.The thickness is around 1.2mm.The legend is double shot and shine through.The led effect is only good with south led as the image shown
This keycap is compatible with most standard ANSI MX switches keyboard whose bottom modifier key is 1x6.25u 7x1.25u.Space is around 11.7cm.
It's not compatible with Corsair Razer keyboard.64 68 75 84 96 keyboard can't use it as well