The Tamiya Drift tires are made of special hard and medium compounds mixed into 1 tire. Yung outer yata hard tapos yung inner medium. And I think may special inserts ito sa loob. Maganda sya but if gagamitin mo sa concrete... mabilis maubos but not as fast as Yokomo drift tires with rings.

Kumbaga ang Tamiya drift tires may kapit pa ng konti so realistic ang dating. Mahirap lang i-master ang turning dahil sa small amount of grip.
Kabaliktaran naman siya ng PVC tires ni Sir Tommi... dahil NO GRIP at all!
Pareho namang nakaka-aliw gamitin so I suggest you try both para ma-appreciate mo.