No comments needed, immediate purchase is welcome! Brand new, unused, and free shipping! A set of 5 training tubes color-coded by strength! Suitable for a wide range of uses, from stretching to muscle training. The flexible loops are lightweight and easily fit into a carry bag or briefcase, making them perfect for exercise at home, the gym, or while traveling. Even those concerned about lack of exercise can use them with peace of mind, as the load on the muscles is low, reducing the risk of injury. [Product Contents] Set of 5 training tubes by strength, with a storage bag Size: Approximately 30 x 5cm Strength Levels: X-Light (Green), Light (Blue), Medium (Yellow), Heavy (Red), X-Heavy (Black) Shipping Method: Standard Mail To offer a lower price, the product will be shipped in simple packaging. Thank you for your understanding. With standard mail, delivery will take place 3-6 days after posting. Currently, deliveries are not made on Saturdays, Sundays, and holidays, so this is the number of days excluding those days. (It may take longer depending on consecutive holidays) Please purchase with plenty of time as delivery may take some time. If you purchase multiple items, we may ship them together if possible. Thank you for your understanding. There are also people who have their items returned due to address errors. In that case, we will resend the item with the recipient paying the shipping fee. [Notes] We inspect the products before shipping, but due to being made overseas, there may be rare instances of minor scratches or imperfections. However, we sell brand new, unused items, so please rest assured. We cannot accept cancellations, returns, or exchanges due to the buyer's circumstances, such as "it's different from what I imagined" or "I didn't read the product description." Thank you for your understanding.