CALPAK Convertible Mini Diaper Backpack
The CALPAK Convertible Mini Diaper Backpack weighs 1.8 lb and has a capacity of 12 L, per CALPAK. A compact diaper backpack that also wears as a crossbody, with insulated bottle pockets and an 11-inch tablet sleeve.
- $148List price
- 1.75 lbBag weight
- 12 LCapacity
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How the Convertible Mini Diaper Backpack stacks up
Against the 111 diaper bag backpacks we track. The shaded band is where the middle half of them fall; the dot is this one.
Below the typical range for diaper bag backpacks (17 L to 25 L).
Within the typical range for diaper bag backpacks (1.8 lb to 2.6 lb).
Within the typical range for diaper bag backpacks ($78.99 to $189).
What sets the Convertible Mini Diaper Backpack apart
Measured against the 111 diaper bag backpacks we compare, from each maker's published specs.
- No wipes pocketunlike most: 42 of 45 diaper bag backpacks have it
- No laptop sleeveunlike most: 62 of 67 diaper bag backpacks have it
- No stroller strapsunlike most: 54 of 63 diaper bag backpacks have it
- 18th lightestof the 70 diaper bag backpacks with it published: 1.8 lb
- Capacity: 12 Lbelow the middle half of the 37 diaper bag backpacks that publish it (17 L to 25 L)
Next to its closest matches
- UPPAbaby Changing Backpack (2025)Next to it, the Convertible Mini Diaper Backpack is no laptop sleeve (the Changing Backpack (2025) has it).
- Freshly Picked Seoul Mini City BackpackNext to it, the Convertible Mini Diaper Backpack is 0.3 lb lighter; no laptop sleeve (the Seoul Mini City Backpack has it).
Does the Convertible Mini Diaper Backpack fit a personal-item size?
As listed, the Convertible Mini Diaper Backpack measures 12.75 × 5.25 × 11 in. It is within every listed personal-item size below on all three sides.
| Airline | Listed size | Longest side | Middle side | Shortest side |
|---|---|---|---|---|
| American, Spirit, Frontier, Allegiant | 18 × 14 × 8 in | 12.75 in: within 18 | 11 in: within 14 | 5.25 in: within 8 |
| JetBlue | 17 × 13 × 8 in | 12.75 in: within 17 | 11 in: within 13 | 5.25 in: within 8 |
Each side is checked against the matching side of the airline's published personal-item size, in inches as published. A soft bag can squeeze; a packed one may not.
What airlines say about diaper bags:
- American: “Diaper bags (1 per child)” Source
- Delta: “1 purse, briefcase, small backpack, belt bag, fanny pack, camera bag or diaper bag” Source
- JetBlue: “One diaper bag for lap infants” Source
- Frontier: “Adults with lap infants may bring a second personal item, like a diaper bag, at no charge” Source
- Allegiant: “Each fare-paying passenger traveling with an infant/child may travel with a diaper bag at no charge.” Source
- Breeze: “one (1) Infant bag per Infant, when traveling with an Infant;” Source
Quoted from each airline's page as of 2026-11-02.
Convertible Mini Diaper Backpack: organization checklist
| Per CALPAK | Diaper bag backpacks that list it | |
|---|---|---|
| Ways to carry | Backpack, Crossbody, Handheld | |
| Wipes pocket | No | 42 of 45 |
| Laptop sleeve | No | 64 of 70 |
| Luggage sleeve | Yes | 39 of 39 |
| Stroller straps | No | 58 of 68 |
| Water-resistant | Yes | 55 of 55 |
Counts are of diaper bag backpacks whose maker says yes, out of those that say either way.
Listed features
- Wears as backpack, crossbody or by hand
- Insulated bottle pockets
- Padded 11-inch tablet sleeve
- Magnetic closure
Worth checking
- Stroller straps sold separately
Where to buy the Convertible Mini Diaper Backpack
Prices and availability change. We may earn a commission from some links.
- Check for recalls: Search the agency's recall list with the model number and date code from the label: CPSC recall search.
Full specs
| CALPAK Convertible Mini Diaper Backpack | |
|---|---|
| Type | Backpack |
| List price | $148 |
| Bag weight | 1.8 lb |
| Size | 12.8 × 5.3 × 11 in |
| Capacity | 12 L |
| Ways to carry | Backpack, Crossbody, Handheld |
| Stroller straps | No |
| Wipes pocket | No |
| Luggage sleeve | Yes |
| Laptop sleeve | No |
| Water-resistant or wipe-clean | Yes |
| Material | Recycled nylon body, recycled polyester lining |
| Colors | 2 |
Compare the Convertible Mini Diaper Backpack with
How each closest rival differs from the Convertible Mini Diaper Backpack, from the makers' specs.
- UPPAbabyChanging Backpack (2025)$149$149.99
- $2 more
- Product of the NorthXO Alden Weekender$150$150
- $2 more
- Freshly PickedSeoul Mini City Backpack8 pockets2 lb$149
- 0.3 lb heavier
- $1 more
- UbbiFleuri All-Day Diaper Bag12 pockets$149$149.99
- $2 more
Convertible Mini Diaper Backpack: questions answered
From CALPAK's published specs, last checked 2026-11-10.
How big is the CALPAK Convertible Mini Diaper Backpack?
About 12.75 × 5.25 × 11 in (width × depth × height), with 12 L of space. Empty, it weighs 1.75 lb. A typical day bag holds 4 to 6 diapers, a travel pack of wipes, a changing pad, one spare outfit, a bottle or snack, and a small wet bag for messes.
Can the CALPAK Convertible Mini Diaper Backpack hang on a stroller?
The maker does not list stroller straps. Universal stroller clips work with most bag handles.
How do you clean the CALPAK Convertible Mini Diaper Backpack?
The outside is water-resistant or wipe-clean per the maker. Follow the care label.
What's the difference between the CALPAK Convertible Mini Diaper Backpack and the UPPAbaby Changing Backpack?
By the maker specs, the Convertible Mini Diaper Backpack lists for $1.99 less. See them side by side.
Still wondering? Write to us at hello@cribpicks.com and we'll look it up.
More diaper bag backpacks
- WonderfoldAspen Backpack2.6 lb$139$139
- BéisThe Everyday Diaper Backpack2.2 lb$158$158
- KiplingMaisie Diaper Backpack1 lb$159$159
- 7AM EnfantBK718 Diaper Backpack10 pockets$134$134
- JuJuBeEveryday Backpack11 pockets1.8 lb$160
- Freshly PickedMini Zurich Diaper Bag12 pockets$139$139
Where these specs come from
- calpaktravel.com/products/convertible-mini-diaper-backpack
- calpaktravel.com/collections/baby-collection
Last checked 2026-11-10. Spot something wrong? Tell us. Read our editorial and safety policy and corrections.