Green Tea Infused Memory Foam Set Up: Simply take your mattress out of the box and enjoy watching it decompress; Jumping, walking, and sleeping on your mattress can speed up the process In cold temperature, at delivery, your mattress may take a bit longer to return to full sized from its compressed state;The expansion time of the mattress will vary as per the surrounding MADE IN USA OF US FOAM AND GLOBAL MATERIAL – Straight out of our first ever, state-of-the-art, North American production facility in Georgia CERTIPUR US CERTIFIED – Highest quality foam is CertiPUR US Certified for durability, performance, and content