Our Take
The Osprey Duralit 30L is a mid-sized gym bag from a brand better known for hiking packs, sitting at the practical end of the market rather than the fashion-led end. It's aimed at regular gym-goers who want durable, functional carry without fuss — commuters and five-days-a-week trainers in particular will find the capacity and layout useful.
Key Features
30-litre main compartment, sufficient for a full kit change plus shoes and a small towel
Ripstop nylon construction with a durable water-resistant (DWR) finish
Separate vented base compartment designed to isolate sweaty kit or shoes
External zip pocket for quick-access items such as keys, a travel card or earphones
Padded, adjustable shoulder straps with a top carry handle
Internal organisation sleeve suitable for a tablet or flat document
Our Verdict
Buy it if you want a well-made, no-nonsense gym bag that will outlast cheaper options and handle a daily commute-to-gym routine comfortably. If you need maximum capacity, a fully sealed wet pocket, or something with more visual flair, look at alternatives from Lululemon or Gymshark before committing.