Watercolor mountains range.
Watercolor mountains for your design. You can buy this image on freepik
https://www.freepik.com/premium-vector/watercolor-mountains-range-vector-illustration_27135120.htm?epik=dj0yJnU9TXh1QXZwYmdXSEE2SjliSlVsV3Y2ODZJQnpRUi1ZQW0mcD0wJm49MkNEbVhtMzk2eXFteDAxaDlsVURYQSZ0PUFBQUFBR0xqZ0pN