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Bubble Mailer

A shipping parcel often used to send trading cards that is filled with bubble wrap. The phrase Bubble Mailer with Tracking (BMWT) is commonly used to describe how a card will be shipped.

Break

Similar to box break, break can simply refer to the opening of a box of cards. More generally, the term break can also refer to Group Breaks.

Box-Topper

An additional item often included in more premium sets of cards. These often include oversized cards or other types of memorabilia.

Box Break

The process of opening up a box of cards. Can also refer to what is expected to be in each box, on average.

Bowman

A manufacturer of gum and trading cards that were popular in the 1940s. Bowman was acquired by Topps in 1956 and discontinued. Topps brought Bowman back in 1989 and it is known today as a product that focuses on baseball prospects. Notable products include Bowman, Bowman Draft, Bowman Chrome, Bowman’s Best, Bowman Sterling, and Bowman Platinum.

Border

The area around a trading card that typically surrounds the main photograph. Borders are most often a white area or other design that forms a frame within the card. Card borders are often the reference point when determining centering during the grading process.

Book Value

Refers to a card’s value, and is often associated with the Beckett Price Guide.

Booklet Cards

A large card that includes a hinge, allowing the item to be open or closed like a book. Booklet cards are generally found in high-end products and often include patches and autographs.

Blowout Cards

A Virginia-based online retailer that sells sealed wax and other memorabilia.

Blister Pack

A retail format that often features several packs of cards with a cardboard backing and clear plastic front. Similar to cello pack formats.

Blaster Box

One of several retail formats for sports and trading cards. Blaster boxes typically contain between four and 10 packs and are considered one of the more affordable retail configurations.

Blank Back

When a trading card was printed without anything on the back. Blank Backs are often errors but can also be by design.

BGS

Short for Beckett Grading Services, a third-party card grading service that began grading in 1999.

Beckett

A hobby-based company that is involved in several areas. Beckett publishes the Beckett Price Guide and also offers Beckett Grading Services (BGS).

BCW

A hobby supply company largely known for the production of top loaders, penny sleeves and other protective accessories for sports and trading cards.