-4.5 kg. With NightLock plus. Locks away wetness even overnight. Plus super soft! Save up to $150 per year by choosing Luvs over Huggies (comparison of Luvs diapers vs Huggies diapers based on average.). Money back guarantee (If you're not completely satisfied, please send the original receipt and UPC to us within 45 days of purchase for a full product refund via prepaid card. Limited to one redemption per household or name. For additional details, please call 1-800-Noleaks (1-888-665-3257).). Locks away wetness - even overnight. Plus - Super soft on baby's skin; Large refastenable stretch tabs; Wide fastening area; Leak barrier leg gathers; Great fitting contoured shape. 2 fun designs included inside package. Visit Luvs.com for special offers, product info, & more. Made in USA from domestic and imported materials.