This is a handmade item. It's made using clay gel to attach the pieces. It's also coated. Since this is a handmade item, it may come apart. Please refrain from purchasing if you are concerned or are a perfectionist. It's a Jetstream pen! It's made new! It's 0.5mm. The original plastic bag the pen came in will also be included. The back of the pen has the refill code, so you can replace the ink when it runs out! Thank you! You can buy it immediately, but please make sure you are satisfied with the purchase. Please note that returns and exchanges are not possible. Thank you for your understanding. It has been stored at home. There are no pets or smokers! Thank you for looking. Please consider it.