17" Chain with 2" Extender & Pendant (.6" x.6") Studies suggest that domestication happened around 27,000 40,000 years ago. By then, no other animal lived and interacted with humans. It all started when wolves started showing up in human homes to look for scraps of food. In return, they would help humans with hunting. Over the next millennia, the wolf had changed into the present dog as we know it Seventy percent of people sign their dogs name on their holiday cards They may not look like us but our dogs are similar to us than we care to admit. They are social beings, consider us as family members, crave attention, have the emotions we have, just to mention a few. These things explain why the two species form an intense and inseparable bond One of the reasons canines make amazing pets is because they are good at reading human emotions. They combine their senses of sight and hearing to interpret what their owners are going through. According to the AKC, these beautiful canines can read six different emotions anger, sadness, surprise, fear, happiness, and disgust Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!