Most of them appear to be random keycaps, a couple of them are GMK.
This is a new open box/return. I am not a expert on this please see photo's as I do not know exactly what is missing.Can be used as replacement keys.
The GMK Kaiju R2 Keycap Set is a colorful and unique set of keycaps designed for standard QWERTY keyboards. With a multicolor design and English language options, this set is perfect for adding a personalized touch to your keyboard. The GMK brand ensures high quality and durability, making this keycap set a great choice for anyone looking to enhance their typing experience.