This is leather from the long-established company "Curtidos Badia" in Barcelona, Spain, which has obtained the world standard "LWG" certification. This leather is also used by luxury brands.
From the cattle's upbringing to the finishing process, this leather is a top-class masterpiece that has been carefully crafted with attention to detail, and is finished in a way that is kind to the earth's environment, with a fine embossed grain, beautiful coloring, and a gentle texture that is pleasant to the fingertips when touched.
*About "LWGs"
Leather Working Group, an accreditation organization for leather manufacturers created with the aim of reducing wastewater and CO2 emissions and improving the working environment in order to achieve the SDGs set by the United Nations

23 Colors of Spanish Calf Leather. Click here to order leather samples

Exterior: Spanish cowhide leather (Spanish calf leather)
Note: The gold used in the Verde x Gold variant is Italian cowhide leather (shrink-embossed leather).
Interior: Fabric - 100% polyester

Please note that the actual color may appear slightly different due to browser or monitor settings and environment.

Size (Approx.)
Height (center): About 8.5 cm
Width: About 13.4 cm
Depth: About 0.5 cm

Specifications
Open Pockets: 2
Inside Card-sized Pockets: 2
Rear Zipper Pocket: 1

Weight: About 44g

Made in Japan

Here is the translation for that specific line.

Please note that there may be slight discrepancies in the size.

Wallet Lining Design
The lining of the wallet is an original design that matches the color of the exterior leather.

Caution Regarding Laminated Shrink Embossed Leather
〇 The foil may peel off due to friction, and the underlying material may be visible where it has peeled.
〇 If used with sweaty hands or in humid conditions, the foil may transfer to your hands.

Exposure to fluorescent lights or sunlight may cause color fading or discoloration. For storage, please keep the item in a dust bag and store it in a cool, dry, well-ventilated area with low humidity.