The Panther and Ocelot campers fit on a full size 6' bed truck, such as a Ford, Chevrolet, Dodge, and Toyota Tundra.
The Cougar and Puma campers fit full size trucks with an 8' bed, such as a Ford, Chevrolet, Dodge, and Toyota Tundra.
The Bobcat camper fits small size trucks with 6' beds, such as Toyota Tacoma, Ford Ranger, Dodge Dakota, Nissan, and Chevrolet S-10. The Lynx is 8' and will extend out of the bed.
All campers come in the shell model. More information here.