Revitalize Your Comfort Sleep Night with SageNest Memory Foam Mattress Topper Transform Your Sleep Experience Provides contouring support and airflow for enhanced comfort. Body Support Memory foam adapts to your body's curves, reducing pressure on shoulders, back, hips, and knees. 6 Sizes Compatibility Available in Twin, Twin XL, Full, Queen, King and California King sizes. Ideal for bedrooms, dorms, and RVs, even on the floor. Item Warranty Backed by 30-night comfort trial and 2-year limited warranty. Note: Please confirm your bed size before order the mattress topper. The color of the mattress topper may appear slightly different due to variations in display settings or lighting conditions. Performance may vary based on room temperature and humidity. Everyone knows that the memory foam should not be left in the sun or it will reduce its lifespan. We suggest to take it out every 2-3 months and leave it in a cool, ventilated place for a few hours.