Size guide
Hydration Backpacks size chart
Standard hydration backpacks sizes with dimensions in centimetres and inches, what each size fits, and how large a logo each one can carry.
Quick answer
The most common hydration backpack size is 10 l — about 23 × 44 × 9 cm — which fits cycling, day hikes. Sizes range from 5 l (20 × 40 × 6 cm) to 15 l (25 × 46 × 12 cm). Any size can be customised.
Updated by the Vago team
Key takeaways
- 5 L: 20 × 40 × 6 cm
- 10 L: 23 × 44 × 9 cm
- 15 L: 25 × 46 × 12 cm
- Custom sizes on request
Hydration Backpacks size chart
Typical sizes in centimetres and inches (width × height × depth):
Starting points, not fixed catalogue sizes — every size can be adjusted.
Logo size that fits each bag
A logo usually looks best at about 60% of the panel width and half its height. Approximate maximum print areas:
Seams, pockets, flaps and handles reduce the usable area; we confirm the exact print size on the artwork proof.
How bag sizes are measured
Width (W)
Measured across the front panel, seam to seam, at the base.
Height (H)
Measured from the base to the top edge of the bag — handles are not included.
Depth / gusset (D)
The width of the side and base panels. A deeper gusset lets the bag stand up and hold boxes.
Which size should you order?
- 5 L: choose it for running, short rides
- 10 L: choose it for cycling, day hikes
- 15 L: choose it for long rides and treks
Need a different size?
Send the item the hydration backpack has to carry, or its dimensions, and we size the bag around it. Custom sizes are standard for bulk orders of hydration backpacks.
Terms explained
Trade terms used on this page, in plain language.
- Gusset
- An extra panel that gives a bag depth and volume.
- Pre-production sample (PPS)
- The final sample approved before bulk production starts.
- Binding tape
- Tape sewn over raw inner seams to finish them neatly.
Questions buyers ask
Something else? Ask on WhatsApp and the production team will reply.
What is the standard size of a hydration backpack?
A common size is about 23 × 44 × 9 cm (10 l), which fits cycling, day hikes.
Can you make hydration backpacks in a custom size?
Yes. Share the dimensions or the item to be carried, and we confirm the size on the sample.
What does the third number in the size mean?
It is the depth, or gusset — the width of the bag's sides and base. It decides whether the bag stands up and how bulky the contents can be.
How big can the logo be?
On the 5 l size, up to about 12 × 20 cm is comfortable; larger sizes allow more.
Request a quote for hydration backpacks
Share quantity, size, material and branding. We reply with specifications, MOQ and pricing, and arrange a sample first.