is a portable dumbbell adapter that turns ordinary dumbbells into dynamic workouts. It's the best portable kettlebell system available. Economical and adaptable, Kettle Gryp® is easy to travel with and won't take a bite out of your wallet. - Made from tough, impact resistant ABS - High quality molded urethane foam inserts - Made with stainless steel hardware - Weighs less than 1 pound
