In mathematics:

• Fiber bundle, in particular in topology, a space that looks locally like a product space

• Bundle (mathematics), a generalization of a fiber bundle dropping the condition of a local product structure

In medicine:

• Bundle of His, a collection of heart muscle cells specialized for electrical conduction
• Bundle of Kent, an extra conduction pathway between the atria and ventricles in the heart

In other uses:

• Bundle (NEXTSTEP), a type of directory in NEXTSTEP and Mac OS X
• In marketing, a group of products or features supplied as a unit, in product bundling
• Bundles (album), a 1975 album by Soft Machine, including a song of the same title

See also

• Bundle conductor (power engineering)
• Bundle theory (philosophy)
• Bundle of rights (property law)
• Bundling (disambiguation)