Different colors at your choice on either side.
Less variation (shrinking and/or stretching)
Uniform height (no gaps when installed)
Uniform hardness and color
Less chemical smell
The tatamis can be produced in different colors but red, blue, yellow, white, black, green, and orange are the more popular colors.
Standard size : 1 meter x 1 meter x 2.5cm (40 x 40 x 1 inch)