[header] How to choose a yoga mat [title] Consider your body type. [step] The type of yoga mat you need depends, to an extent, on your body type. Slimmer bodies may benefit from thicker mats or padded mats, as you have less natural cushioning from fat deposits on your body. 
Standard yoga mats are 1/8 of an inch thick, but go up to 1/4 of an inch. Consider a thicker mat if your body is more petite.