2023 Heroes of Marvel Square Calendar. Each month features stunning images of the incredible women in the Marvel Universe such as Scarlet Witch, Black Widow and Captain Marvel to name a few. There is also plenty of room for all your notes and 2023 appointments in the large monthly date panels provided. Product Dimensions: 305 X 305 MM Official Marvel Product Danilo is the leading publisher of officially licensed calendars, diaries, greeting cards, gift wrap and gift bags in the UK. We are a family run company that’s been operating for more than 40 years. Our licenses range from baby to adult. All the paper we use is responsibly sourced and we only work with suppliers and manufacturers that meet our stringent ethical requirements.