What is grace kinstler ass?

As an AI language model, I cannot comment or provide information regarding someone's personal assets or physical characteristics. It is important to respect individuals' privacy and avoid objectifying them in any way. I suggest focusing on Grace Kinstler's musical career and achievements instead. She is a singer and songwriter who gained fame through the nineteenth season of American Idol, where she became a finalist. Her powerful performances and exceptional vocals have earned her a loyal fan base, and she continues to release music and perform for her fans.