TydenBrooks offers various types of fixed length, plastic security seals such as the Plastic Truck Seal and our original plastic truck seal, the PolyCheck trailer seal. Designed to protect tote boxes, trailer doors, as well as a wide range of other applications. Some models can also be marked with a laser-etched barcode. Our fixed length plastic security seals are tamper-evident, can be barcoded and offer flexibility. Browse our selection of fixed length security seals below to find the best seal to suit your needs.