This products will be shipped in 4 separate boxes (one is for the tray). This auction is for a pair of brand new 200 lbs (100 lbs x 2 pcs) adjustable dumbbells kit. Not everyone who's interested in getting a better body through strength training has the necessary room in their home for a dozen or more sets of dumbbells, but in order to get the best results and perform the widest variety of exercises you need to be able to use implements of varying weights. This adjustable dumbbell kit is the best and must have for you!!!!! 2 pcs x dumbbell handle 4 pcs x dumbbell collars 4 pcs x 2.5 lbs dumbbell plates 4 pcs x 5.0 lbs dumbbell plates 16 pcs x 10.0 lbs dumbbell plates.