Combination Therapy: Cold Therapy Wrap; One 4.5 X10 Maxcomfort Wrap * One Reusable 4.5 X9 Ice It Gel Pack * One Elastic Strap (detachable) * Hot: One 5 X25 Micrawavable Moist Heat Pack * One Elastic Strap (detachable) * Fully Flexible For Continued Mobility And Comfort * Elastic Strap Provides Gentle Compression And Secure Positioning * Remains Cold Long Enough To Provide Therapy While Allowing You To Remain Active * Perfect For Chronic Pain From Past Injuries Arthritis Etc. * Patented Natural Crystal Fill For Maximum Moisture With No Allergens * Fill Will Not Decay Develop Unpleasant Odors Or Support The Growth Of Mold And Bacteria * Cold Therapy Wrap: Designed For The Neck Jaw Or Sinus Area * Fully Flexible For Continued Mobility And Comfort * Elastic Strap Provides Gentle Compression And Secure Positioning * Often Recommended For Athletes And Post-surgical Use * Remains Cold Long Enough To Provide Therapy While Allowing You To Remain Active * Perfect For Sprains Bruises And Swelling Heat Therapy Wrap Designed To Drape Loosely Around The Neck And Small Joints Fully Flexible For Continued Mobility And Comfort Elastic Strap Holds Heat Snugly In Place While You Continue Regular Activities Patented Natural Crystal Fill For Maximum Moisture With No Allergens. Fill Will Not Decay Develop Unpleasant Odors Or Support The Growth Of Mold And Bacteria Perfect For Chronic Pain From Past Injuries Arthritis Etc.