black outline after importing fbx from blender

[Crunchy]

hello ive got this weird black outline after i imported an fbx file from blender and was curious on how to get rid of it
https://media.discordapp.net/attachments/1288410121386328094/1288573142847197184/image.png?ex=66f5acc1&is=66f45b41&hm=0642315420c9118a4bf1453bcd6c6fe6bfcf4aa905687934b8130e331b814d63&=&format=webp&quality=lossless&width=1248&height=671