We want to purchase 4,180 student mattresses with the following specs. Please see specs and reply with a price! 191 cm (L) x 87cm (W) x 1 Ocm (H), o high density, polyurethane, foam with water proof cover made of rexine material of 1 - 2mm thickness, o must have special fire retardant finish, sanitized to protect against bacteria and germs and must conform to ISO 9002 standards