Andy Howden

Did this skull piece on practice skin could anybody tell me how to remove the bits of the stencil still stuck on the skin? Also would I request feedback n any helpful tips to help me improve

Thanks people
https://www.instagram.com/p/BFJ_rS0InA_/

https://www.instagram.com/p/BFJ_rS0InA_/ iincase link doesn’t work