SLIDING DESIGN: This business card holder slides easily to the right, the thumb slider is easy to use and only allows you to slide out a business card .PACKAGE AND SIZE: Comes with 1 pc card case about 97mm/3.81" wide, 68mm/2.67" long, 12mm/0.4" thick, inner size: 90x54mm/3.54x2.12" , easy to carry. .DURABLE MATERIAL: Good ultra-thin stainless steel and aluminum matt material, 10-18 business cards depending on thickness Sliding out is easier when you place fewer business cards at once. .LIGHTWEIGHT DESIGN: Universal for men and women, lightweight design, easy to carry in your pocket or handbag .WIDE APPLICATION: Suitable for as a gift for colleagues, friends and relatives or customers. .