The ECR4Kids Sleepy-Time Everyday Rest Mat is a comfortable and durable rest time solution for preschool age children with superior features and functionality. This 3-section mat offers a cozy 1-inch dense foam core covered in a radio-frequency heat-sealed vinyl to keep liquid out and prevent bacteria growth. The heavy-weight 10 mil vinyl covering helps to resist tears and makes mats easy to clean. Maintain sanitary conditions with the dual-colored grey/blue mats by placing the blue side on the floor and the grey side for sleeping.