What is the size The size of the body is 38.25mm(Length)*23.9mm(Width)*7mm(thickness) The diameter of wire is 2.0mm and 300mm long. Generally the wire is 300mm long. we can make the different length for the customers. What is the material ? The body is aluminum.the lock mechanishs are made with other metals. The wire is galvanized steel wire rope,we can make the seals with stainless steel wire rope personalized for the different customers. It is non-preformed cable (NPC). How to print £¿ We print the sequential number and logo or company name by laser engraving. it is the most security. If you want to tamper it,It will be very obvious traces left on the surface. The barcode is readable . How to seal it £¿ After the user seal it, we suggest the user cut the wire at the end. because the wire is NPC,The wire will be scattered like the pictures on the left. it is more security. How much is the tensile strength £¿ We tested the seals in the general weather, The tensile strength is more than 480kgs (1058lbs) and the wire is broken. please check the pictures. What is the size £¿ The size of the body is 38.25mm(Length)*23.9mm(Width)*7mm(thickness) The diameter of wire is 2.0mm and 300mm long. Generally the wire is 300mm long. we can make the different length for the customers. What is the material ? The body is aluminum.the lock mechanishs are made with other metals. The wire is galvanized steel wire rope,we can make the seals with stainless steel wire rope personalized for the different customers. It is non-preformed cable (NPC). How to print £¿ We print the sequential number and logo or company name by laser engraving. it is the most security. If you want to tamper it,It will be very obvious traces left on the surface. The barcode is readable . How to seal it £¿ After the user seal it, we suggest the user cut the wire at the end. because the wire is NPC,The wire will be scattered like the pictures on the left. it is more security. How much is the tensile strength £¿ We tested the seals in the general weather, The tensile strength is more than 480kgs (1058lbs) and the wire is broken. please check the pictures.