From the 2017-18 series, Kamen Rider Build! The DX Build Driver features electronic lights and sounds and is compatible with this year's gimmick, "Full Bottles"! Includes two Full Bottles to get you started, Rabbit and Tank! Belt size is listed as 48-68 cm (about 19-26 inches).
Limit of 1 per customer please. Also note that these do NOT include the bonus promotional item, which was available only to domestic Japanese retailers.