MyTopperTM is ideal for someone who... Has allergies to down and polyester and is looking for healthier alternative choice. Has allergies to dust mites, bed bugs, mold and mildew Is looking for an eco friendly mattress topper for all four seasons. Features: 1.5" thick Perfect for year round comfort Filled with 100% washable wool Encased in 100% Natural Cotton, 270 TC Percale Comes in eco friendly and reusable packaging. MyTopperTM: Keep you warm in winter and cool in summer; Provide balanced and resilient body support during sleep; Breathe more naturally than down and synthetic products; Last for decades when properly cared for. Wool out-performs other fibers used for bedding; Quickly wick away moisture without making you feel cold or clammy. Less time is spent tossing and turning; PRODUCT CARE: 1st choice: Machine wash in cold water on gentle cycle and reduced agitation. Machine dry, air cycle. 2nd choice: Use washable cover. 3rd choice: Regular sunning and airing. The sun will naturally revitalize and disinfect wool bedding.