Training Underwear delivers up to 12 hours of protection and comfort. Made with soft and breathable materials, these training pants are flexible to move with active kids and comfy day and night. They also feature refastenable sides for easy changes and an adjustable fit. With these refastenable sides, changes are convenient, without removing clothing! Pull-Ups Plus Potty Training Underwear for Girls come in exclusive designs featuring Disney princesses, available only at Costco. The graphics fade when wet, which help teach your child to stay dry. When your child is ready to begin her potty training journey