For children up to the age of 10 years old who may need a little help to keep dry at night.
They are made from waterproof PUL outer with terry soaker inner
Books about bedwetting
Dry All Night: The Picture Book Technique That Stops Bedwetting
The Complete Bedwetting Book: Including a Daytime Program for Nighttime Dryness
Waking Up Dry: A Guide to Help Children Overcome Bedwetting
Mother-ease Bedwetter Pants
They can easily hold a full bladder's worth of wee, saving bedlinen and pyjamas.