What is the unknown field in my gift card product and how can I fix it?

[מלבושים]

Hi, in my gift card product i have a field that can be selected but nothing is written in it. question is what is that field and where can i fix it?

second pic is what appears when i mark the field 

i know it's all not written in english but i hope you guys can understand with the context.

thanks in advance.

[shopifyavi]

היי מלבושים

שלח לי הודעה פרטית עם שם החנות והדומיין ואני אסתכל על החנות שלך ונראה אם אפשר לפתור את זה