The Pro-Tec® High Density EVA Contoured Foam Roller provides an aggressive deep tissue massage. Contoured raised sections stimulate blood flow and allow for a customized deep tissue massage, while the 5"x 14" size is ideal for rolling both large and small muscle groups. Rolling Relief Outer surface made from a smooth closed cell foam, making it easier to clean and less likely to harbor bacteria Deep grooves and high ridges target specific areas of tightness 14” length is longer than most hollow core rollers providingstable surface for various exercises High Density EVA contoured foam provides deep tissue massage