[clip sign holder ]- These Display Clips is made of plastic material which can be adjustable by ,Suitable for cylindrical objects, plates, square tubes, , round tubes, etc, Bottom clip can be open about 1.49 inches. [Wide Application] - Clip-On Sign clips can be used as and merchandise sign display in shop, office,restaurant,supermarket or other shopping , displays, wedding, party and exhibitions for advertising purposes, tag,displaying notes, reminders and photographs, etc. [Super clamping force] -Two anti-slip mats inside the clip, With super clamp mouth, Rotatable Clip allows you to adjust it at optimal position, easy to clamp, to rack or shelf. [Durable Display Holder] - Double clip design,fixed on shelf and tag,The clip sign holder can be reused. [SUITABLE FOR DISPLAY] - Combine the clip on sign with any sign, policy sign, or other sign card offered by supply , shopping malls, supermarkets, fruit shops, retail and warehouse that attract customers. Colour:black Material:plastic Size:17 x 8 x 3.5cm Package Contents: 10 * Sign Clips Merchandise Sign Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.