The ‘Berkey Filters: Freebie Friday Giveaway’ is a promotional offer that provides participants with the chance to win a Berkey tote, stand, and stainless steel spigot valued at $117.70. This offer is hosted on Facebook, and to enter, participants are required to follow Berkey Filters on Facebook and tag three friends in the comments. This offer is a single-entry sweepstake, meaning each participant can only enter once. The winner is likely to be selected randomly from all valid entries. The prize is categorized under ‘Home & Garden’, making it an excellent opportunity for those looking to add quality products to their home. Please note that the specifics of the offer, such as the entry deadline and the date of the prize draw, are not specified in the available information.