Size:12*5CM/4.7*1.9 inch It's constructed with super-strong rubber that is durable and long-lasting. Non-abrasive felt, just be assured that letting pets bite it.The toy balls are strong, bouncy, tough. It won't be destroyed by dogs' bite¡£ Delivery Time:It usually take about 7-17 business days after it ship. There is only one option for Amazon - '17-28 days'. So you will find the Estimated Delivery Date too long. In fact it is not ture. Most of our customers receive their package in 7 - 10 business days. 100% money back or replacement if you are not satiesfied with the quality.There is a size table in the left picture.