The 66fit Medium Density Foam Roller is designed to target painful trigger point areas to help sooth muscular pain and discomfort, eliminate uncomfortable knots and relieve tension. Ideal for a wide variety of stretching and massage techniques our EVA foam roller can help improve stability, balance and flexibility, increase blood circulation and boost core strength when used both pre and post workout. The rollers are also widely used in the increasingly popular technique of Self Myofascial Release (SMR) also known as foam rolling, trigger point therapy or self-massage. Simply roll the targeted body area over the foam roller to target and relieve tense painful muscles.