This is a medium-sized dog collar made of cowhide, suitable for medium-sized dogs. The collar features a color-blocked design with blue and light brown leather, creating a simple yet stylish look. The hardware is antique-finished brass. The leather is tanned with tannins (vegetable tanning), which is gentle on pets. - Colors: Blue and light brown color-blocked - Material: Cowhide - Buckle: Brass (antique gold finish) - Design: Simple and stylish - Collar Size: Fits neck sizes approximately 35-43cm (adjustable with 5 holes), approximately 19mm wide, thickness: approximately 4mm Sizes SS (neck 19-28cm), S (27-36cm), and L (42-50cm) are also available. Leashes with the same design are also available, so please inquire. As this is genuine leather, there may be surface variations such as wrinkles and slight imperfections in the stitching, which are characteristic of natural leather. Also, the hardware has an antique finish, so there may be some minor scratches.