Overnight diapers

Q: How do I know what size to buy?

Makers size diapers by weight, and their ranges overlap. Check the maker's size chart.

Diapers made for long stretches at night.

White overnight diaper beside a stack of diapers and a moon night light at dusk

10models tracked
$6 to $14price range
1–8sizes offered

All 10 overnight diapers

Must have:

✓ maker says yes ✕ maker says no ? not published Confirmed only Sort

Compare		Sizes	Closure	Made of	Wetness indicator	Fragrance-free	Chlorine-free
	Bambo Nature Overnight Diaperssizes XXS to 3XL, wetness indicatorWetness indicatorFragrance-freeChlorine-free	XXS–3XL	–	–	✓	✓	✓
	Field & Future by H-E-B Overnight Diaperssizes 4 to 4, wetness indicatorWetness indicatorFragrance-freeChlorine-free	4–4	–	–	✓	✓	✓
	H-E-B Baby Overnight Diaperssizes 4 to 4, wetness indicatorWetness indicator	4–4	–	–	✓	?	?
	Hello Bello Overnight DiapersFragrance-free	–	–	–	?	✓	?
	Honest Clean Conscious Overnight Diaperswetness indicatorWetness indicatorFragrance-free	–	–	Absorbent core of elemental…	✓	✓	?
	Huggies OverNites Diaperssizes 3 to 7, wetness indicatorWetness indicator	3–7	–	wood pulp, polypropylene…	✓	?	?
	Millie Moon Disposable Overnight Diaperssizes 4 to 6, wetness indicatorWetness indicatorFragrance-free	4–6	–	–	✓	✓	?
	Pampers Swaddlers Overnights Diaperssizes 3 to 6, wetness indicatorWetness indicatorChlorine-free	3–6	–	Polypropylene and…	✓	?	✓
	Pampers Zzzsizes 3 to 6, wetness indicatorWetness indicator	3–6	–	Topsheet…	✓	?	?
	up&up Overnight Diaperssizes 6 to 6, wetness indicatorWetness indicatorFragrance-free	6–6	–	–	✓	✓	?

Overnight diapers by the numbers

The 10 we compare, from each maker's published specs. Ranges, not ratings.

Sizes offered1 to 8; the middle half 1 to 4 (8 of 10 publish it)
Top listed weight35 lb to 44 lb; the middle half 37 lb to 40 lb (8 of 10 publish it)
Smallest size up to7 lb to 37 lb; the middle half 28 lb to 37 lb (7 of 10 publish it)

Size by weight, line by line

Each maker’s own weight range for each size, in lb. Makers’ ranges overlap, and the same size label can mean different weights from one brand to the next.

Line	3	4	5	6
Pampers Zzz	16–28	22–37	27 and up	35 and up
Huggies OverNites Diapers	16–28	22–37	27 and up	35 and up
up&up Overnight Diapers	–	–	–	35 and up
H-E-B Baby Overnight Diapers	–	22–37	–	–
Field & Future by H-E-B Overnight Diapers	–	22–37	–	–
Millie Moon Disposable Overnight Diapers	–	22–33	28–39	33–44
Pampers Swaddlers Overnights Diapers	16–28	22–37	27 and up	35 and up

Other size labels

Line	Sizes
Bambo Nature Overnight Diapers	XXS: 2–7 lb; XS: 4–9 lb; S: 7–13 lb; M: 9–18 lb; L: 15–31 lb; XL: 27–40 lb; XXL: 35 lb and up; 3XL: 40 lb and up

Shortlist: 2 models, each highest or lowest on one spec

Ranked on the maker's published numbers only. Not a safety or quality rating.

Most sizes · Smallest first size Bambo NatureOvernight Diapers 8
Most sizes: the Bambo Nature Overnight Diapers at 8, per Bambo Nature.

Top listed weight
40 lb
Smallest size up to
7 lb
See specs
Highest top listed weight Millie MoonDisposable Overnight Diapers 44 lb
Highest top listed weight: the Millie Moon Disposable Overnight Diapers at 44 lb, per Millie Moon.

Sizes offered
3
Smallest size up to
33 lb
See specs