Gymmatsdirect 4'x8'x2" Thick Gymnastics Tumbling Exercise Folding Mats, Highest Quality Vinyl Cloth and EPE Foam Core, Blue Our folding exercise mat is excellent for gymnastics, tumbling, general exercise programs, parkour, martial arts, yoga, pilates, stretching and many other uses Mat material: 2" thick firm white eco-friendly high density cross-linked polyethylene(EPE) foam; Constructed of 4 panels, Meets CPSIA requirements for Lead, Formaldehyde and Phthalate Durable eco-friendly vinyl cloth Cover: The non-absorbent shell which is fire-retardant, puncture and mildew resistant provides sanitary protection for your workout needs Foldable with hook and loop fasteners, easy to carry and Allows for side to side AND end to end connection to other mats Velcro on each side of the mat allows for connection to additional mats for tumbling runs