For the size: Please check the Size Chart below or you can send us an email so that we will pick a suitable size for you For the return: We will send you a return label to send back your dress. Please reply us with the return tracking number after dress has been mailed back. We need your tracking number to record your package and refund your order For the delivery time: Please just ignore the time frame generated by Amazon. Our company usually takes action in advance of the time frame to make it delivered faster. If you need the dress urgently, please do email us and we will help you rush your order If there is any kinds of problem that causes the dress could not be used. Such as doesn't fit (too large or small), defective or etc. Please send us an email and explain it. Our company will respond positively and politely with satisfying solutions like sending a new correct replacement or providing a return label for a refund etc Suitable for occasions: wedding, cocktail, prom, night out travel, beach, shopping, birthday party