• The dumbbell is stable, firm and not easy to break based on the structure of dinosaur skeleton.
• The weight plate with a triangular slot design prevents falling incidents and workout injuries.
• Filled in solid steel mixed substance, covered with anti-rust plate, it is much more durable than others.
• 5 Gear adjustable weight for implementing different plans of strength training.
• Easy to assemble and adjust the exercise weight within 1 second to start training.