The Grace nighttime trainer comes in a soft pink that suits little ones taking their first steps toward independence at bedtime. Inside the wet zone sit four super absorbent layers of bamboo fabric, backed by a waterproof TPU layer that helps prevent puddles overnight.The stretchy waist and legs let your child pull the trainer up and down on their own, building confidence during this new stage. Because the interior is made from natural fiber, your child feels wetness right away, which helps them learn when it's time to use the toilet. Interior: 4 layers of 80% bamboo rayon, 20% polyester Waist, legs, and sides: 94% polyester, 6% spandex It holds an average accident but should be changed right away and is not meant to replace a diaper. Wash and dry at least three times before first use; absorbency builds over 8-10 washes.