Excellent for tumbling, exercise programs, pilates, stretching, yoga, martial arts, gymnastics, day care activities and many other uses * Heavy Duty PVC cover: The non-absorbent shell which is fire-retardant, puncture and mildew resistant provides sanitary protection for your workout needs and is sealed by zipper * Easy to wipe down and clean * Excellent way to change up workouts for your children * Meets CPSIA requirements for Lead, Formaldehyde and Phthalate