This is a felt baseball charm keychain. - Size: Approximately 5cm in diameter - Thickness: Approximately 2cm You can have initials (one Roman alphabet letter) or a number (up to 2 digits) engraved on the back for free. Please let me know if you would like this. *Uppercase letters will be used. Please refrain from purchasing if you are concerned about minor imperfections, as this is handmade by an amateur. These are made to order, so please consult with me if you need it urgently.