Heart size is 4x3cm，chain lenght is 70cm.The package will be sent out in 1-3 days when you complete the order .We are in China， the usually shipping need 15-35 days Anysize we can make for you，if you want the different size Everypackage will have a tracking No. and it need to sign up.When you finish your order，pls give me your correct address and telephone No，that 's very important!So after you finish the order，pls confirm your information，if you can't receive your package on account of information，we aren't responsible for your package.Pls understand.