Scan® Ultrasound Gel, 1 Case of 4 Cleaning Aids which after frozen provides cool Style:1 Pair (Left & Right) which after frozen provides cool soothing relief to your aching muscles * Indications: For temporary relief of pain due to tendinitis or tennis elbow * Usages: Support to stiff or aching elbows Fits Women's size 13´ Men's 12 * Conforms to Medicare Therapeutic Shoe Bill * Approved extra depth shoe for certain patients with diabetes * Upper constructed of lycra to provide comfort in patients with forefoot deformities or lesions * Firm heel counter to provide stability and comfortable fit * Extra depth concealed in the molded outsole to provide a lower profile and enhanced style * Machine washable * Toe box made of lycra material to stretch over foot deformities such as hammer toes bunions etc For medical ultrasound procedures when a less viscous gel is desired bacteriostatic