Storksak St James Scuba Diaper Bag
The Storksak St James Scuba Diaper Bag has 7 pockets and weighs 2.2 lb, per Storksak. A light scuba diaper bag with convertible straps for backpack, shoulder or crossbody wear and expandable side panels.
- $195List price
- 7Pockets
- 2.2 lbBag weight
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How the St James 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 (9 to 13).
Within the typical range for diaper bag backpacks (1.8 lb to 2.6 lb).
Above the typical range for diaper bag backpacks ($78.99 to $189).
What sets the St James apart
Measured against the 111 diaper bag backpacks we compare, from each maker's published specs.
- Pockets: 7below the middle half of the 63 diaper bag backpacks that publish it (9 to 13)
- Weight: 2.2 lbin the middle half of the 70 diaper bag backpacks that publish it (1.8 lb to 2.6 lb)
Next to its closest matches
- Petunia Pickle Bottom Boxy BackpackNext to it, the St James is 0.8 lb lighter.
- CALPAK Diaper Backpack with Laptop SleeveNext to it, the St James is 0.5 lb heavier.
- Béis The Ultimate Diaper BackpackNext to it, the St James is 2.3 lb lighter.
Does the St James fit a personal-item size?
As listed, the St James measures 13.4 × 6.7 × 14.6 in. It is within the size American, Spirit, Frontier and Allegiant list on all three sides, and over the rest on at least one side.
| Airline | Listed size | Longest side | Middle side | Shortest side |
|---|---|---|---|---|
| American, Spirit, Frontier, Allegiant | 18 × 14 × 8 in | 14.6 in: within 18 | 13.4 in: within 14 | 6.7 in: within 8 |
| JetBlue | 17 × 13 × 8 in | 14.6 in: within 17 | 13.4 in: over 13 | 6.7 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.
St James: organization checklist
| Per Storksak | Diaper bag backpacks that list it | |
|---|---|---|
| Ways to carry | Backpack, Shoulder, Crossbody | |
| Changing pad | Yes | 87 of 91 |
| Machine washable | No | 15 of 56 |
Counts are of diaper bag backpacks whose maker says yes, out of those that say either way.
Listed features
- Backpack, shoulder or crossbody
- 7 pockets with expandable side panels
- Changing mat and insulated food and bottle bag included
Worth checking
- $195 regular price
Where to buy the St James
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
| Storksak St James | |
|---|---|
| Type | Backpack |
| List price | $195 |
| Bag weight | 2.2 lb |
| Size | 13.4 × 6.7 × 14.6 in |
| Pockets | 7 |
| Ways to carry | Backpack, Shoulder, Crossbody |
| Changing pad included | Yes |
| Machine washable | No |
| Material | Scuba with wipe-clean lining |
| Colors | 1 |
Compare the St James with
How each closest rival differs from the St James, from the makers' specs.
- Petunia Pickle BottomBoxy Backpack7 pockets3 lb$199
- 0.8 lb heavier
- $4 more
- CALPAKDiaper Backpack with Laptop Sleeve1.8 lb$195$195
- 0.5 lb lighter
- BéisThe Ultimate Diaper Backpack4.5 lb$198$198
- 2.3 lb heavier
- $3 more
- Tactical Baby GearDaypack3.1 lb$199$199
- 0.9 lb heavier
- $4 more
St James: questions answered
From Storksak's published specs, last checked 2026-11-10.
How many pockets does the Storksak St James Scuba Diaper Bag have?
The maker lists 7 pockets. The Itzy Ritzy Boss Plus Backpack has the most of the backpacks we track, at 19.
How big is the Storksak St James Scuba Diaper Bag?
About 13.4 × 6.7 × 14.6 in (width × depth × height). Empty, it weighs 2.2 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.
Does the Storksak St James Scuba Diaper Bag come with a changing pad?
Yes, the maker includes a changing pad.
How do you clean the Storksak St James Scuba Diaper Bag?
It is not listed as machine washable, so spot clean it. Follow the care label.
What's the difference between the Storksak St James Scuba Diaper Bag and the Petunia Pickle Bottom Boxy Backpack?
By the maker specs, the St James is lighter, the St James lists for $4 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
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- Freshly PickedTeddy Tote Backpack$189$189
- Freshly PickedSeoul Backpack11 pockets1.9 lb$189
- Freshly PickedClassic Diaper Bag II12 pockets2.6 lb$199
Where these specs come from
Last checked 2026-11-10. Spot something wrong? Tell us. Read our editorial and safety policy and corrections.