INCLUDES - Set of four 10 LB Olympic Grip plates CONSTRUCTION – Made of solid cast iron with a machined hole and a durable black baked enamel finish; The weight has a 2-inch center hole to accommodate Olympic bars; E-commerge packaging FEATURES – Each weight features grip holes to provide a secure grip during use; The baked enamel coating ensures a durable, reliable weight that will last through grueling workouts & the raised numbers help to easily identify weight sizes VERSATILE – Weight plates can be used to perform muscle strengthening exercises and endurance training, and to increase flexibility and balance; A single weight plate can also be used for warm-up exercises TRUST – Trust experience; CAP has been a pioneer in the fitness industry for over 30 years with locations worldwide; Chances are if you have ever worked out before you have used a CAP product