Adjustable Dumbbells

Upgrade your home workouts with the Adjustable Dumbbells 20 30 40 45 70 90 Lbs 5In1 Fitness Set — a compact, 4-in-1 multifunctional weight system that combines dumbbells, barbells, kettlebells, and push-up stands into one versatile machine. Built to grow with you, it supports a wide range of exercises from bench presses and squats to push-ups, giving you a complete strength routine in a single, space-saving design.

4-in-1 Multifunctional Design

Experience true versatility: this set functions as a pair of adjustable dumbbells, a barbell, a kettlebell, and push-up stands. Perfect for diverse weight training, you can tailor your workouts to your goals without swapping equipment.

Broad Weight Range for All Levels

• Dumbbell weight range: 6–15 lbs per dumbbell
• Kettlebell weight range: 4–19.5 lbs
• Barbell weight range: 8–31 lbs
• Easy installation to switch between configurations as you progress from beginner to advanced levels

Durable, Odorless Materials

The exterior pieces are crafted from high-quality PE for an environmentally friendly finish, while the internal Fill combines iron, mud, and sand to help protect floors and maintain stability during lifts. The set is rust-free and has no unpleasant odors, so you can train confidently at home.

Comfort, Control, and Safety

• The dumbbell bars feature an ABS non-slip surface with textured grip for secure handling during intense sets
• 20 mm thickened foam wrap with a 5 mm steel tube provides a soft, sweat-absorbent grip and a comfortable grip area
• Four safety nuts with thickened threads ensure the weight plates stay solid and prevent wobble or movement

Quality Assurance and Brand Support

FEIERDUN stands behind its products with responsive customer service. If the set doesn’t meet your expectations, contact us and we will respond within 12 hours to help you achieve your fitness goals.