When it comes to getting the most bang for your buck during the holiday season, it's hard to beat the practicality of a Christmas advent calendar. It's a single item that you buy once yet get to open for anywhere from 12 to 24 days. It's truly the gift that keeps on giving all month long — you can even use it as cute holiday decor. Advent calendars have become so popular there is one for every type of interest including, fandoms, beauty, food and treats, and so much more. Whether you want to fill one yourself for the little ones or are hoping to unwrap decadent sweets for yourself, here are the best advent calendars for the year.