The 100 PCS Plastic Security Seal Tags:Color: Light BluePlastic Security Tags Size: Total 250 mm Length, Rectangular Board size 19x29 mm.Security Tags Material: Plastic PP (Polypropylene ).The perfect material has good mechanical properties and impact resistance; it has high heat resistance, and the continuous use temperature can reach 110-120.Unique Design: Pull tight locking mechanism with adjustable locking length.It has a nylon lock inside.It slides in to lock easy.Once locked it can not revert back.Application:Plastic Seals Security Numbered Used for locking up sensative items, toolbox,storage units ,the crash carts ,apparels,doors ,luggage, suitcase,fire extinguisher,etc.NOTE:Due to different light and screen setting, the color of the actual item may slightly different from the images shown.Due to manual measurement, the size of the actual item may have 1-3mm slightly different from the description.