A molded mattress having a one piece seamless cover with a ventilation plug mounted in a tamper resistant recess formed surrounding a ventilation hole. The one piece seamless cover may have a plurality of airways formed in the cover to allow air circulation between the user and the mattress cover. The one piece seamless cover is integrally rotomolded to form a rugged comfortable mattress for intensive use environments. An RFID communication chip may be inserted in the cover for information management. The cover may be formed from solid color, translucent or transparent material.