Steelseries Apex Pro Keycaps Both the Apex Pro standard and TKL keyboards come with ABS keycaps You could consider replacing the standards ABS keycaps with better quality doubleshot PBT keycaps Cherry MX compatible keycaps should work but some people on Reddit and elsewhere have complained that some keys catch on the led mechanism of the switch, and that PrismCaps are made for MX stem mechanical keyboards, including the SteelSeries Apex 5, Apex 7, Apex 7 TKL, Apex Pro, and Apex Pro TKL PrismCaps also feature two additional sets of bottom row keycaps that are compatible with most mechanical keyboards from other brands, such as Razer, Corsair, Ducky, HyperX, etc
Apex pro tkl with white pudding keycaps