UNIQUE BUILDABLE DESIGNS: 24-Day Mini Christmas Brick Ornament Advent Calendar Includes 24 different holiday-themed brick builds to assemble and display throughout the season. 24-DAY ADVENT CALENDAR: 24-Day Mini Christmas Brick Ornament Advent Calendar Countdown to Christmas with 24 surprise mini brick ornaments, one to reveal each day. READY TO HANG: Each 24-Day Mini Christmas Brick Ornament Advent Calendar features a built-in hanging loop, making it easy to display on trees and garlands.