WEIGHT VEST PLATES CUSTOMIZE YOUR WORKOUTThe Polyfit weight plates are available in pairs of 4 lbs, 6 lbs, 9 lbs, 14 lbs, and 19 lbs to create a 10 lb, 14 lb, 20 lb, 30 lb and 40 lb vest respectively. Fits the Polyfit weight vest and other weighted vests. TRAIN PROGRESSIVELYWorking out with these weight vest plates adds an extra level of difficulty and intensity to your workoutseven if you dont make any changes to your routine! Perfect for training, running, strength training, pushups, pullups, rucking, WODs, and bodyweight workouts.