... Environmental firendly 3.Non-toxic 4.Variety color is ok Fitness equipment,Foam yoga roller Key Specifications/Special Features:Size: width: 6 ... /24/30/36 inchesMaterial: solid, dense and closed-cell foam EPERound foam roller measures 6 inch wide by 12/18/24/30 ... popular size for exerciseMade of solid, dense and closed-cell foam; durable, versatile and light weightNon-skid, "grippy" surface that ...