Excellent for tumbling, exercise programs, pilates, stretching, yoga, martial arts, gymnastics, day care activities and many other uses * Mat material: 2" thick firm white high density EPE eco-friendly foam * Constructed of 4 panels: each 4" x 2.5" x 2", Meets CPSIA requirements for Lead, Formaldehyde and Phthalate * Durable PU Leather 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 * Velcro on each side of the mat allows for connection to additional mats for tumbling runs