Okamoto Zero One, made in Japan, a polyurethane condom designed for thinness. - Quantity: 5 boxes "Okamoto Zero One" achieves a thinness of 0.01mm at the base (bottom), the center, and even the tip (top), which tends to be thicker in conventional condoms. Thanks to its uniform thinness, the expansion is also uniform, and improved sensation can be expected. 3 pieces per box, 5 boxes A staple of love and goods, comes with a free cute color rotor.