Being a solid and strict massage roller, the device de-knots muscles. Applying smooth pressure with sluggish rolling, only chosen groups of muscles are rolled in various angles. This incorporates variation in pressure in sore and susceptible regions. Being static, the muscle group is put at rest on Massage Roller, by relentless and light pressure. Being ideal for butt, calf and ITB areas, it de-knots muscles and extends ligaments. Solid blue colored device is made of synthetic rubber. It measures 15 x 45 cm dimension. Its length and diameter are 18" and 6" respectively.