Specifications: The zip tie is made of 304 stainless steel with good heat resistant which has great toughness, corrosion resistance, and longer service time. It can be used in various environments such as wet places, outdoors, places with high temperatures, and so on. The internal buckle uses grinding ball design, which can prevent the setback, automatically locked, and without tripping. Item Name: Metal Zip Ties Material: 304 Stainless Steel Quantity: 100Pcs Features: Heat Resistant, Durable, Multi-Purpose Size Chart: #01: 4.6mm x 100mm/0.18" x 3.94" (Approx.) #02: 4.6mm x 150mm/0.18" x 5.91" (Approx.) #03: 4.6mm x 200mm/0.18" x 7.87" (Approx.) #04: 4.6mm x 250mm/0.18" x 9.84" (Approx.) #05: 4.6mm x 300mm/0.18" x 11.81" (Approx.) #06: 4.6mm x 350mm/0.18" x 13.78" (Approx.) #07: 4.6mm x 400mm/0.18" x 15.75" (Approx.) Notes: Due to manual count, there may be slight difference of 1-2 pieces in the quantity. Hope you can understand, thank you. Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 100 x Metal Zip Ties (Only One Size)