Prevail All Nite Training Pants. For moderate to heavy incontinence protection Prevail All Nites are designed to meet the needs of older children with nocturnal enuresis (night-time incontinence episodes), a condition most prevalent in children between the ages of 5 and 7 years old. The Prevail All Nites offers all of the features of Prevail Underwear plus leakage control guards. Product Features Clothlike Outer Fabric Advanced Zoning System® Target Aquisition Zone Breathable Zones Stand up Leg Cuffs Small/Medium 40-70 lbs. case of 68 Large/XLarge 70+ lbs. case of 56