MMA Mixed Martial Arts Jigsaw Mats. 40mm and 30mm jigsaw mats Ireland can be used for heavy throws and ground work. MMA BJJ Mats vary in density from 90kg/cbm to 120kg/cbm, the higher density MMA mats can absorb more impact, are more durable and stable. The lower density BJJ mats are softer and preferable to some. Dimple effect grip Mixed Martial Arts mats have better traction whereas Tatami mats have less friction and better suited to groundwork. Mats can are reversible so they can be flipped to create zones or if marked. If you required jigsaw Mats in the UK we recommend our sister site British Martial Arts Mats. All our mats are warehoused in Ratoath co. Meath so delivery is competitive and fast.