Security device for holding items, comprising a first security member (10) and a second security member (100), which security members may be joined to a closed position for retaining an item, a lock slide (200) displaceable to a locked position for maintaining the security device in the closed position, and latch means (202) for maintaining the locking mechanism in the locked position, wherein said latch means form an integral part of said lock slide. The lock slide is displaceably mounted to said first security member, and said latch means comprise a spring blade (202) extending from a principal plane of said lock slide, devised to engage with cooperating means (106), arranged on said second security member, in said locked position.