Dear, we are manufacturer of bolt seals, plastic seals, cable seals, meter seals, padlock seals and so on. We can supply the seals with your logo or in a plain color. All seals are numbered in series. And printing is for free. Plastic seal:145-700mm Bolt seal:diameter 7mm;8mm; Cable seal : steel cable diameter:1.5mm, 1.8mm, 2.5mm, and so on, All samples are for free!