a.k.a. Towers Of Hanoi Puzzle
Made by Oleg Raschkov, Germany, sold by the Puzzle Shop, 2018.
(plastic, 2 x 2.9 x 1/2 inches)
The two discs can rotate and exchange portions; kind of a more complicated version of the Rotascope puzzle. Jaap's Page describes solutions for three color scheme variations of this puzzle, the second of which is the one shown here. Here is the back:
Jaap's Page, from: http://www.jaapsch.net/puzzles/rashkey.htm