ColdCOMFORT System - Large/6 x 18 *The Large-size Ice It!© ColdCOMFORT? System includes two (2) 6 x 9 B*Packs in a soft 6 x 18 fabric cover that is divided to hold each cold pack securely *The ColdCOMFORT? System also includs a wide fully removable elastic and Velcro. strap Stays flexible when fully frozen to mold around painful area. *Quickly reaches freezing temperature *Maintains low temperature longer for optimum therapeutic benefit. Non-toxic fully enclosed in latex-free vinyl. Durable enough to be used several times a day.Can be machine washed and dried to maintain freshness and new appearance. Elastic Strap with velcro at both ends to be fully detachable.