6 White Foam Rollers 6 X 48 Round Perfect For Positioning Balance Postural And Muscle Re-education Spinal Stabilization Body Awareness And Coordination And Ranging And Strengthening Activities Round Rollers Offer Progressive Exercise Sequences - User Can Move From An Easier (smaller Diameter) To A More Difficult (larger Diameter) Roller Half Round Roller Is A Great Tool For Ankle Stretching And Knee Rehabilitation Tufcoattm Foam Rollers Have A Coated Exterior That Is Washable Durable And Adds An Extra Layer Of Firmness