The 10 inch european double sized eve mattress is made from the next generation memory foam manufactured in the uk using only local materials every eve mattress comes with a 10 year warranty and 100 night trial shipping is free and eve mattresses are delivered in a box within 3 days of ordering if during the 100 day trial you decide eve is not for you we ll come around and pick up your eve hassle free and with no questions asked and offer you a full refund because eves can only be boug