Linsy Living 3 Inch Twin Mattress Topper, Certipur-Us Certified,, Bed Topper. Product Details Gel Infused Swirl Mattress Topper - Includes cooling gel beads to dissipate heat away faster and regulate your body temperature. We add swirl to make waves pattern, sleeping on it would feel like surfing, have a whole new experience this year! High Density Memory Foam - Our mattress topper is made of 30D memory foam, keep spinal alignment and the slow rebounce feature of memory foam can help to relieve pressure and comfort your weary muscles Take Your Sweet Dreams Back - Is your mattress old enough to make you feel the spring underneath? It is time to get a LINSY LIVING twin mattress topper, with it's soft and comfy, your sleep quality would be completely improve within affordable budget. Upgrade your bed does not need to buy a whole new mattress CertiPUR-US Certified - LINSY LIVING memory foam mattress topper twin has passed the CertiPUR-US test, which means our mattress topper has passed strict tests and meet the standards for smell, material, performance and durability, a bed topper you can definitely trust Lifetime warranty - 30 days trial protects your rights as a consumer. We also provide a lifetime warranty for all of our customers, so if you have any questions or unsatisfied with the gel mattress topper, you can contact LINSY LIVING for support, we are 7/24 for you. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.