[ aluminum material]: These metal business cards are made of high -quality aluminum alloy. They are and bending to a long -lasting and professional impression. [Laser carving blank white canvas]: These cards are designed for laser carvings, providing perfect surfaces for adding text, patterns, or p os, allowing you to create and business cards. [Smooth black decoration]: The card uses a smooth black , adding a trace of exquisite and elegant, which is an excellent choice for making senior VIP cards and membership cards. [The perfect size of laser marking]: The size of these cards is 3.4 x 2.2 inches and a thickness of 0.009 inches. It provides a suitable canvas for laser marking to the accuracy and detailed carving. [Rich quantity]: This packaging includes 250 black anode alumina business cards, providing you with sufficient supply to meet your carving needs. Colour:Black Material:Aluminum alloy Size:85 x 55 x 0.2mm Package Contents: 250 * Laser Engraving Blanks Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.