MyMerino TopperTM is ideal for someone who... Suffers from arthritis, rheumatism or fibromyalgia, and is looking for a way to help sooth pain and provide comfort during sleep. Has multiple chemical sensitivities (MCS) and is looking for purest and chemical free bedding. Has allergies to down feathers and polyester fibers and is looking for healthier alternative choice. Has allergies to dust mites, bed bugs, mold and mildew Features: 1.5" thick Encased in certified organic cotton jacquard. Filled with fine certified organic merino wool. Perfect for all-year round comfort Comes in eco friendly and reusable cotton packaging. 3rd party certified to industry's leading organic certifications MyMerino TopperTM: Provides relief from MCS (multiple chemical sensitivities) it is free of carcinogenic chemicals; Provides balanced and resilient body support during sleep; Breathes more naturally than down and synthetic products; Lasts for decades when properly cared for. Wool out-performs other fibers used for bedding; Quickly wicks away moisture without making you feel cold or clammy. Less time is spent tossing and turning; PRODUCT CARE: 1st choice: Washable cover is recommended. 2nd choice: Regular sunning and airing. The sun will naturally revitalize and disinfect wool bedding. 3rd choice: Do not machine wash or dry. Spot clean with soft brush and mild detergent. Allow the product to air dry completely. 4th choice: eco friendly dry cleaning on short cycle and limited moisture. **All natural fibers may shrink up to 5% after laundering. Product ID 38330264