Price quoted is for 13mm mat.  13mm mat used in the videos.

These mats come in 2 different depths but both offer a great deal of support to the spine, hips and other joints. Manufactured from strong, heavy duty polyethylene foam with a washable surface that will not absorb moisture. Can be rolled up for portability

Dimensions: 187.5 cm x 57.5 cm with a choice of depth, either 13mm or 26mm