High quality copper (inside) and stainless steel (outside) materials, also smooth surface, for long time wearing without fading or allergy. Vintage steampunk style with cufflinks . Its unique design and elegant style can easily attract others' attention, show your confidence and fashion wherever you are. Perfect accessory for your dress shirt that reflects your style and taste unique. Ideal accessories for weddings, evening wear, business attire and a fine shirt finish look, best gifts for men, grooms, father, boss, boyfriend, husband. < p>Suitable for weddings, anniversaries, birthdays, special occasions, business partnerships, Christmas, etc. Product Description: The cufflinks are made of precious metal and stones, always symbol of the state and the taste of man. Ideal for weddings, formal dresses, work and a shiny shirt finish look, best gifts for men, grooms, fathers, chef, boyfriend, husband. Suitable for weddings, birthdays, special occasions, business collaborations, Christmas, etc. Technical specifications: Material: copper ( inside), stainless steel (outside). Shape: movement of the Dimensions: 18 mm (D) Colour: see photo. Package content: 1 pair of cufflinks HOW TO WEAR: Step 1: Wear your French shirt: Start by pulling the shirt up and letting the cuffs on each arm spill over your hands. Step 2: Fold in the cuffs: Now fold in the cuffs on each side, making sure the buttonholes on each cuff are aligned. Step 3: Fasten the cuffs: Pass the cufflinks through the holes on each side of the bracelet and turn them so that they cannot pass through the buttonholes Note: The datas are all manual measurements, please allow 1-3cm error, due to the light and display difference, there will be some color difference depending on the physical object received.