eva foam roller 1.material:EVA 2.size:36"*6",24"*6".18"*6,and so on 3.color:blue,black,grey,red ... ,yellow,etc. EVA foam roller1.material:EVA2.size:36"*6",24 ... "*6".18"*6,and so on3.color:blue,black,grey,red,yellow ... .for example:36"*6",24"*6"and so on. eva foam roller