Black Polyurethane Covered * Cervical 21 Long (53 Cm) Long * Seven Different Sizes Of Blue Vinyl And Four Sizes Of Black Polyurethane Ensure Effective Cold Therapy For Any Body Area Or Shape * Effective Relief Of Pain * Filled With A Non-toxic Silica Gel That Remains Pliable Throughout Treatment * Delivers Up To 30 Minutes Of Soothing Relief From Acute Pain Swelling And Fever * Latex Free * One Year Warranty *hcpcs Suggested Code: E0230