With the Bowflex® SelectTech® 1090i Dumbbells you can create the ultimate strength building workout. The additional weight of the 1090i dumbbells provides a challenging workout as you get stronger.\n\nJust like all Bowflex® SelectTech® dumbbells, with just the turn of a dial, you can automatically change your resistance from 4 kg (10 lbs) all the way up to 41 kg (90 lbs) of weight. No more picking up 17 different sets of dumbbells to give you the results you want!\n\n- Replaces up to 34 Dumbbells — with just the turn of a dial, you can automatically change your resistance from 4 kg all the way up to 41 kg of weight\n- Adjusts to Your Workout — adjust in small increments so you can gradually increase your strength\n- Space Efficient — Say goodbye to 17 sets of dumbbells cluttering your workout space\n- Wider Weight Range — with weight that adjusts up to 41 kg, you'll continue to see results as your fitness level improves\n- Total Body Results — with the wider weight range you can do heavy exercises such as shrugs and lunges as well as lighter exercises such as curls and raises\n- Quieter Workouts — durable molding around metal plates provides for a smooth lift-off and quieter workouts...no clanging metal plates!\n- Special Bonus — FREE Bowflex™ SelectTech™ workout DVD, "Secrets of the 4 Step Rep" with every purchase. Get the most out of your workout — work smarter, not harder. Over 30 exercises with over 80 variations