Tai-hao is newbrand in manufacturing keycaps. All set keycaps of them have a great budget keycaps to get if you want doubleshot and unique colors.
Keycap made from ABS plastic is molded 2 times (Double-shot) the most advanced currently. This molding creates the highest quality keycaps, with the text on the keys never blurring even when using sandpaper. Compatible with most major brand keyboards such as Ducky, Filco, CoolerMaster, … use Cherry MX / Gateron / Kailh / Razer / .. and other similar switches.