WHITE FOAM ROLLERS * 4 x36 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 and durable