Thank you for viewing! This is a handmade strap created by hand using natural and artificial power stones. The price will vary depending on the type and size of the stones. We will inform you of the price after hearing your requests. Regarding changes, please note that it may take time depending on the availability of stock, or we may have to decline your request. Please understand that this is a handmade product and may differ from perfect products. We do not accept returns or exchanges. Thank you for your understanding and acceptance.