... core, these are perfect for take-down training and general martial arts.Easy to use, simply click together, each mat comes with ... kg/m3. Weight: 2, 6 kg por pieza. Recommended for martial arts: Taekwondo, karate, full contact, kick boxing. Besides, for gymnastics, kids ... . To be installed at Gyms for Taekwondo, Karate and All martial arts, red and blue colour chosen Designed, stripe shape and non ...