• 3 Seconds Weights Change: One-handed operation design, convenient for fast changing dumbbells' weight during training. Turn the handle with one hand, adjust to desirable weights in 3 seconds.
• 55 lbs Adjustable Dumbbell: Comes with 2 Boxs. Adjust weight from 11 lbs to 55 lbs, suitable for professional and beginner, bring rich exercises feeling during training for both.
• Safe & Space Saving: With safe hook structure in Weight Plate. It could prevent from weight plate dropping during exercises. Meanwhile, in your limited workout place, It combines multiple weight blocks into one to be easily stored at home or gym.
• High Quality: Weight plates were made of Silicon Steal Sheet, was powder coated for anti-rust without any foul smell. Durable handle anti-slip texture, which would not rusty and provide more safety.
• A+ Service: Free replacement or parts guarantee for any quality problem within 1 year, satisfaction guaranteed.

Warranty Coverage:
This product includes a 1-Year Free Replacement Guarantee for parts or the full unit. For warranty service and support, please contact AOTOB’s customer care team directly to ensure your complete satisfaction.