5-8 kg. 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 1-888-no-leaks (1-888-665-3257)). With night lock plus. Locks away wetness even overnight. Plus super soft! 2 Fun Designs: included inside package. 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. Visit luvs.com for special offers, product info, & more. Made in USA from domestic and imported materials.