Yes4All Deep Tissue Massage AccuPoint Roller (Clearance Sale) ERGONOMIC : eco friendly, anti-slip, nontoxic, comfortable roller, specially designed to massage, stretch muscle and soften tissue in many directions DURABLE : made of high quality foam with strong EVA filled core that will not break or lose shape from repeated use CONVENIENT: designed for home use and travel, maximizes the comfort, easily fit in your gym bag, backpack, or carrying luggage EFFECTIVE : this roller features ridge and flat surface, which imitate the palms, thumbs and fingers of massager to maximize the effect VERSATILE : great for massaging arms, shoulders, lower back, IT bands, hamstrings, thighs and glute; enhance balance, pilates core abdominal, back stabilization, body awareness, muscle re-education, flexibility, and dynamic strength