The CORETX 90kg Olympic Bumper (V2) Set is designed to keep up with serious functional fitness use, Cross Fit training and Olympic lifting. The black series bumper plates are engineered to the highest quality with a scratch-resistant rubber surface, grooved edges and a steel core for seamless loading. Whether you are starting your weightlifting journey or looking to add weight to your equipment, this package including 10kg, 15kg and 20kg weight plates is sure to boost your strength sessions.