How to use it: 1. Place potty lers inside seat. 2. Make sure the Potty Chair Liners cover the middle section of the potty. 3. when finished, remove the liner from the potty chair bowl, pull the drawtape closure and tie it closed. Material: PE, Color: Transparent, Load: 5 ounces of liquid, Size: 16-5/8 in Or 9-3/4 in