*Each dumbbell adjusts from 5 to 25 pounds; adjusts in 2.5-pound increments up to the first 25 pounds
*Lets you rapidly switch from one exercise to the next
*Eliminates the need for multiple dumbbells cluttering your workout space
*Strengthens your core in an effective and safe way, helping you to burn calories, improve your abdominal endurance and build a six pack. Perfect for weight bench exercises.
*For anyone who wants to build strength, burn fat, and create a shapely body , free weight training with dumbbells is more effective than exercise machines. Even if you're beyond the age of 40, it's never too late to start.