Plastic Link Chain: Color:blue,red,green,yellow,white etc. Sizes:5mm-18mm. OEM are available. Platic Alert Chain1. Color:blue,red,pink,green,yellow,white or accordng to customer's design.2. Sizes:5mm-12mm or according to your design.3. OEM are available.We also can produce according to customer's requests.High quality and low price. Plastic Alert Chain