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Online Exclusive

Theorem 30 Pack


Regular price: $99.95
Sale price: $49.98


Color: Black

Color Options
  • Free economy shipping for orders over $99+

A 30-liter daypack that blends functionality with unparalleled style, the Theorem 30 holds everything you need for life’s multi-purpose missions. The internal organizer features a key-leash and zippered mesh pockets, while the electronics sleeve can be accessed both internally and externally. Two external stretchy side pockets hold water bottles, climbing shoes or any other gear you need, while a front-mounted daisy chain adds attachment options. the main pack body is built from 100% recycled fabrics.

Product Features

  • 30-liter storage capacity—enough for a laptop, folders, organizer, extra papers, books, additional electronics and those extra items just in case
  • 100% Recycled body fabric—Eco-conscious BD Mini Ripstop combined with a 840d polyester create a new level of style and protection with 100% post consumer recycled fibers made from discarded water bottles
  • Two stretchy but durable side pockets for water bottle, climbing shoes or other easy to grab gear Internal org with key leash and zipper mesh pockets
  • Separate front zippered accessories pocket with organization for pens and accessories
  • Reflective markings for visibility on commutes
  • S-curve shoulder strap shaping with dual density max comfort foams for breathable, all day carrying comfort
  • Padded back-panel with ventilated air channel combined with breathable air-mesh
  • Dependable and long lasting YKK zippers
  • Side compression straps to keep gear secure for when you’re on the move
  • Adjustable sternum strap

Practical Lifetime Warranty

We trust what we make because we use what we make. All Black Diamond softgoods are warranted against defects in materials and construction for the practical lifetime of the product.

100% Recycled Body Fabrics

100% post consumer recycled body frabric with Bluesign Approved dyeing process to reduce chemical waste.

Display Weight
Size Range
.9 kg(2lb)Recycled 840D Polyester and Mini Ripstop Nylon30L (1831 cu/in)CampusOne Size900 g