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 ... :blue,black,grey,red,yellow,etc it is made from EVA materials.it is used for adults to make yoga exercise ... type.for example:36"*6",24"*6"and so on. eva foam roller