Serta Coppergel 2-In Memory Foam Mattress Topper, California King Sleep like you?ve never slept before on this mattress topper from Serta. As part of the Serta family of comfort solutions, this CopperGel memory foam topper can improve any night?s rest on top of virtually any mattress. This enhanced mattress pad combines the conductive aspects of copper with the cooling support of gel to guide heat away from your body, giving any sleeper the comfort and support their back, joints, and muscles need to get the best rest of their life. CopperGel is a trademark of Leggett Platt, Inc. Product Features 100% Memory Foam Enhanced memory foam that combines the conductive properties of copper with the cooling support of gel Copper infused gel beads channel heat away from the body and provide conforming support for a better night's sleep Naturally clean, copper-infused foam helps prevent the growth of microbes to maintain freshness Helps to soothe and stabilize back, joints and muscles while you sleep Made in the USA Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!