Includes small, medium and large rings. Adjustable hanging lengths. Warranty: 1 year on any manufacturer defect. Made from metal. No assembly required. Small: 16 in. L x 4 in. W x 18 in. H. Medium: 19 in. L x 5 in. W x 21 in. H. Large: 22 in. L x 4 in. W x 23 in. H. Weight: 11.4 lbs. Mounts to ceiling.