Length: about 18cm (elastic) How to buy 1. WORLDWIDE SHIPPING. (Except some countries and APO/FPO) 2. Orders processed timely after the payment verification. 3. We only ship to confirmed order addresses. Your order address MUST MATCH your Shipping address. 4. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season. 5. Due to stock status and time differences, we will choose to ship your item from our first available warehouse. About the orders If you want to do the direct shipping service with us, contact us. About Shipping Methods And Shipping Period We send all packages through the postal or global express delivery form. See the details below About the stock - the system will reduce the quantity of stocks after the payment of the order, to make sure you can buy your interested items and avoid the sold products, complete the payment before. Then the warehouse staff can prepare your package beforehand and send it on time. About order information-if customers fill in the wrong address information or not as the requested item, they prefer to change to any other item. You can send the message on the order page to notify it before payment. The drop ship service Note: 1. Check the shipping option to choose. 2. The actual shipping period is not fixed and the delay is normal due to uncontrolled factors, for example, time, accident, strike movement, etc. 3. If customers want to deliver faster please choose the express faster option and kindly pay the express fee if the value of the order is less than 150 Dollar in total Some distant countries can cost you much more.