Knee band: Please use it for adjusting the length of the crotch and tightening those with narrow people. 1.2cm x 60cm x 2pcs Knee bands are originally called blood strings, and the Edo period were wound under the knee to reduce swelling and fatigue. Now it went below the knee as part of the adjustable pant length and festival fashion. Knots can be tied front or back. [This product is a back order] It takes about 2 to 7 days to arrive. We will contact you after the stock is confirmed. We cannot accept cancellations, exchanges, or returns after the arrangement. If the manufacturer is out of stock, it may not be possible to prepare it. Thank you for your understanding.