★ Purchases without comments are welcome. I apologize, but I will prioritize those who purchase, even if you have commented. Thank you for your understanding. Thank you for viewing. The FCS II Essential Series Performer fins provide a balance of speed and response, enhancing performance in all conditions. - Brand: FCS II - Series: Essential Series - Model: Performer - Size: Large - Weight Range: 168-200 pounds - Type: Thruster I am sorry, but I do not have enough knowledge to answer detailed questions. Please understand. I plan to ship via Takkyubin Compact. ^^ Please make your judgment based on the images. * Taken out of the case for photography. * As you can see in the image, there is a dent on the back of the case. * The round things attached to the fins are cushioning material. * No claims or returns are accepted. * Please note that I have a cat. I take precautions, but there may be some hair attached. If you are concerned, please refrain from purchasing.