RevTime Interlocking Rubber Exercise Mats 20"x20"x1/4" （6mm）Puzzle GYM Mat,(6 packs with 10 EDGE)

Material: Heavy Duty SBR & EPDM, Not foamed.
Dimensions:500x500x6mm. (20"x20"x1/4").
Weight:4.5 lbs per piece.Total 28.0 lbs each set(6pcs).
The Interlocking rubber mats provide a cushion to hard floor surfaces in playrooms, classrooms, gyms, and more! These mats are perfect for exercise, gymnastics, yoga, Cross fit, Pilates, MMA,daycares, workshops, fitness rooms, camping and poolside areas.
These gym tiles can also be used as play mats for play rooms. The exercise mat can easily hold the weight of heavy machinery for ultimate safety and protection.
Soft rubber is durable, non-toxic, premium rubber that is lightweight and easy to assemble.