SKS offers blue plastic jars composed of PET and paired with black smooth caps in a range of sizes. The black caps include PE liners, which assist with odor and taste barriers when storing products. Easily create a tamper evident seal by matching these blue plastic jars with clear shrink bands to add a layer of security for your products before use. Test these blue plastic jars with black smooth caps for packaging products that could include salves, creams, and more.