Thule 846 Quest Car Rooftop Carrier for $49.99 shipped after promo code SEARS2012. Here is a screenshot for your reference. The car rooftop carrier is made of PVC-coated polyester, attaches to roof rack side rails or cross rails with at least a 150-lb. capacity, holds up to 100 lbs. of cargo, measures 40″L x 32″W x 18″H when fully loaded, and includes straps and a storage bag. Most places have it for about $80.