Beer Openers is a classification encompassing items typically used to remove the cap or cork from beer bottles, often showcasing diverse designs and styles. This category also falls under breweriana collectibles, which are items related to the beer industry, including vintage or unique beer openers. In addition, it encompasses beer mats, which are collectible coasters typically used in pubs or bars to rest beer glasses. The overall category is a subset of collectibles, representing objects of interest to collectors that are sought for their age, rarity, condition, utility, or other unique features.