Cotton Fabric: Outer Material: 100% cotton. Inner Material: Cotton + Polyester + TPU. The dinosaur kids training underwear with 100% Cotton have great breathability, will give baby a very comfortable feeling , and it can be worn in all seasons like ordinary pants. | Absorbent and Breathable: 6 layers in the crotch, these baby training pants are more absorbent than other training underwear beause the absorbent pad in crotch is larger and thicker than other potty training pants.They can contain more accidents and give time for parents to change for their baby | Elastic Waistband: Covered elastic waistband for comfort and adjustable fit. It is easy to pull up and down too. This Toddlers Nappy pants is washable, suitable for dryer and allow to use many time than traditional diaper. Hold up well and stay vibrant after washes | 6 Cute Prints: Coming with 6 cute prints-Dinosaur, car, whale etc. baby can choose their favorite prints every day. your baby will love their “Big boy ” or “Big girl” underwear, which make potty training easy. | Potty Training：These pants will not dry completely but let your baby feel moisture and then they will know when should go to toilet and do the potty training. Training underwear are usually not completely waterproof to keep good breathability, reducing suffocation and skin damage. If the amount of urine is large, water/urine leakage may occur. We also guarantee 30 days full-refund. The potty training pants are of great quality, If the product received is unfortunately damaged, please contact us!