Boosties super absorbent diaper pads are designed with maximum absorbency to eliminate leaks. They stay in place due to an advanced core design, and the pad stays in position after baby wets, even if your child is an active sleeper. Boosties diaper inserts are optimized for Honest Hybrid Diaper Covers. Save money and reduce waste! Boosties diaper booster pads increase or boost the absorbency of any diaper and can be used in regular and pull-up disposable diapers as well as reusable covers. Boosties uses a bamboo bottom sheet and FSC Certified USA wood pulp. They are hypoallergenic, safe for delicate skin, 100% free of fragrances, latex, chlorine & phthalates