BEST ALTERNATIVE FOR TRADITIONAL PACK N PLAY SHEETS1. 38 inches x 24 inches x 3.5 inches, perfectly fit for pack n play mattress/ portable/ mini cribs playards mattress
2. 5 sizes waterproof, the non-waterproof bottom fabric allows greater airflow goes through the crib mattress.
3. 6-sides zippered protector with hidden zipper can offers better protection
4. Easy care, machine washable & dry-able