Super Undies Step-up Insert Size:Size 2 4-layer microfiber soaker pad snaps

4-layer microfiber soaker pad snaps into the front of the diaper for added absorbency

or just can't decide which brand to fill your nappy stash with

Designed with bigger babies and toddlers in mind

boost the absorbency using a night booster

The perfect size for your fresh and mucky wipes

Super Undies Step-up Insert Size:Size 2 4-layer microfiber soaker pad snapsThe perfect insert if your superhero requires more absorbency for either nighttime or daytime. Designed to be used with either the Super Undies Nighttime Underwear or Super Undies Trainers, these inserts add a varying amount of additional protection and absorbency. Size 1: For Nighttime Undies, Hero Undies and Waterproof Underwear Sizes 1 and 2 Size 2: For Waterproof Underwear, Nighttime Undies and Hero Undies Sizes 3, and 4 All Super Undies Potty