These are roasting pans that come with lids. On the inside of the lids, there are dimples or grooves specially designed to collect and direct condensation back onto the meat. You can get them with extra high-dome lids to accommodate turkeys.
Some are non-stick, others are stainless steel.
See also the entry on Oven Bags, which are sometimes referred to as Self-Basting Roasting Bags.