Slovakian Minister of Defense Jaroslav Nad informed about the donation on Twitter
https://twitter.com/JaroNad/status/1597462800129220613?ref_src=twsrc%5Etfw%7Ctwcamp%5Etweetembed%7Ctwterm%5E1597462800129220613%7Ctwgr%5E9f08d36cbda3d596bb56a9a2fa67e4f2ec1b5d2f%7Ctwcon%5Es1_&ref_url=https%3A%2F%2Fwww.pravda.com.ua%2Fnews%2F2022%2F11%2F29%2F7378449%2F
According to the agreement, central European countries can send old Soviet equipment to Ukraine as part of military aid and receive new replenishment from Germany. The BMP-1 IFVs donated by Slovakia for Ukraine were designed in the 1960s.