We have EXPERTISE in meeting the Occupational Safety, Traffic Management, Health, and Environmental needs by offering need-based and regulatory compliance. We pay most attention to CUSTOMER SERVICE and PRODUCT QUALITY. If you are not satisfied with our product or service for any reason, please feel free to CONTACT US. Visit our Amazon store to check the full range. ?ABOUT PRODUCT: Shape: S Type, 6mm thickness, Weight: 0.900 grams Type: Plastic Packing Type: 10-meter pack. The chain and connect part are made by high quality, will not easily be broken, can stand high temperature ?HIGH VISIBILITY: The high-visibility multi-color design of the heavy-duty crowd control barriers make it ideal as a warning/hazardous caution sign during an emergency. Lightweight plastic construction is easy to use, handle, and clean. ?MULTIPURPOSE: The plastic chain can be used in many different applications or projects such as loading dock or safety barrier for a construction site, crowd control, traffic control. ?ALL-WEATHER RESISTANT & WATERPROOF: The plastic chains are designed for all-weather use which will not fade, or become rusty on rainy or hot days with great long-lasting performance for both indoor and outdoor.