⚪️🚫⚪️

#empty inside #nothing inside #hollow center #prohibition sign #void center #blank middle #empty circle #zero inside

🤏⭕️

#small space #tiny area #empty spot #small void #hollow center #minimal space #empty circle #zero inside

➕○

#hollow center #empty shape #positive outline #plus with o

🔹◎🔹

#blue bullseye #blue target #hollow center #blue outline symbol