Massager roller ball is your best tool to roll away the deep muscle knots in the ball of your foot. The physical therapy will roll away your pain and make your feet light all day. This ball massager provides a greater support than others even could withstand any body weight and the Spike will not bend. Help With plantar fasciitis sore muscles warming up before exercise and for use post exercises and workouts. Perfect to roll away tight muscle areas using your own body weight and increases circulation throughout your entire body. Ultra firmness and trigger point massage effect on all areas of your body. Relieves stress and tension. Alleviates cramps and kinks. Generates blood flow and increases flexibility. Perfect for yoga therapeutics. Massage Ball Spiky Foot Massager Back Muscle Roller Plantar Fasciitis All Body Deep Tissue Trigger Point Therapeutic Massaging Exercise Yoga Balls Physical Therapy Sports Rubber Spiky Massage Balls for Plantar Fasciitis Deep Tissue Back Size - 3 IN. Made of durable firm solid rubber to withstand any body weight. The high dense rubber reaches deeper into the fascia for tension release.Small and Compact this massage ball is perfect to take with you to the gym as part of your warm up and cool down routine. SAY GOODBYE to PLANTAR FASCIITIS - Happie Shop foot massage roller ball is your best tool to roll away the deep muscle knots in the ball of your foot. The physical therapy will roll away your pain and make your feet light all day.