Yes, we do offer exchanges for different sizes, colors, or versions of an item. To initiate an exchange, please provide us with proof of the item's condition, include image and video, within 60 days from the delivery date. You can contact our customer support team via email at info@kiichin.com to begin the exchange process. We will guide you through the necessary steps and assist you in obtaining the desired size, color, or version of the item you wish to exchange.