Expander Double is part of the Kenko range, a Berlin-based brand that offers sports products for everyday use with a sophisticated design. The Expander Double consists of a rubber strap with two handles in either walnut or leather with tasteful brass details. The training tool provides effective training for the whole body such as biceps, abdomen or legs. Like all Kenko products, the Expander Double can easily be left on display and become part of the interior. The collection also includes dumbbells, gymnastic rings and kettlebells.