Features: 1.Made of plastic material, safe, durable and practical. 2.Bright colors grealty appealing to the pets and their owners. 3.They are in bulk, enjoy in diy. You can diy the shape you want. 4.Used for hanging bird/ rat toys and connecting his perches in cages, very easy to slip a toy in or move it around. 5.Great foot toys for small parrots/parakeets, it will love climbing on these links. Also ideal for any small animal cage for hanging toys from. Specification: Features: 1. Made of plastic material, safe, durable and practical. 2. Bright colors grealty appealing to the pets and their owners. 3. They are in bulk, enjoy in diy. You can diy the shape you want. 4. Used for hanging bird/ rat toys and connecting his perches in cages, very easy to slip a toy in or move it around. 5. Great foot toys for small parrots/parakeets, it will love climbing on these links. Also ideal for any small animal cage for hanging toys from. Specification: Condition: Material: plastic Color: random 1Pc Size: approx.2.2*1.5cm/0.9*0.6in(L*W) Weight: Approx.70g/2.5oz Package list: 100 * Chain Links Toys Note: 1. Please allow 0~1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.