Pull-Ups Cool & Learn Potty Training Pants for Boys, 3T-4T (32-40 lb.), 66 Ct. FEELS COOL WHEN WET! Helps your potty train. Fits like underwear - helps teach toddlers the concept of sliding up and down like cotton underwear with diaper like protection. FUN Disney graphics fade when wet. Easy open sides refasten for adjust fit and easy changes.