Flat-top models have latch bar locking device. Lightweight dryer can be moved without accidentally collapsing. 8 wood dowels have a smooth white coating permanently bonded to the rungs to prevent snagging. 8 dowels - 22" long x 3/8" diameter. Side frames - 7/16" thick x 7/8" W. x 20" long. Drying space: approximately 15-1/2'. Folded - 3" H. x 20" W. x 23-1/2" L.