All-in-One Versatility
Effortlessly switch between dumbbells, barbells, and kettlebells to target every muscle group.
Space-Saving Design
Reclaim your workout area with a compact system that replaces multiple sets of weights.
Durable & Secure
Train with confidence thanks to high-quality materials and secure-locking nuts for a safe workout.
Choose Your FEIERDUN Adjustable Dumbbells
FEIERDUN Adjustable Dumbbells, 20/30/40/45/70/90lbs Free Weight Set
FEIERDUN’s versatile adjustable dumbbell set is engineered for a complete home gym, featuring a durable 5-in-1 design that quickly converts between dumbbells, a barbell (with a 20 mm thick foam connector), kettlebells, and push-up stands. Constructed from high-quality, floor-safe PE, iron, and alloy steel, this system provides customizable weight options up to 45 pounds per set (or 90 lbs combined) with non-slip bars and secure safety nuts, ensuring ease of use and stability for all your strength training needs.
FEIERDUN 5-in-1 Adjustable Dumbbell Set for Women Home Gym & Outdoor
Perfect for women’s home and outdoor fitness, the FEIERDUN 5-in-1 Adjustable Dumbbell Set offers seamless, one-second adjustments from 2 to 10 pounds, adapting instantly for toning, fat burning, or strength building. Featuring a space-saving, anti-roll square design and dual-lock stability, this compact set uses comfortable, anti-slip silicone handles and durable, rust-proof materials to ensure a safe, efficient, and stylish workout experience wherever you go.
FEIERDUN 15-in-1 Adjustable Dumbbell Set with Storage Box and Non-slip Handles
The FEIERDUN 15-in-1 Adjustable Dumbbell Set delivers professional-grade strength training for any home gym, offering 15 quick-select weights ranging from 5 to 52.5 pounds that adjust in just one second using a rapid-change dial. Featuring a robust, space-saving design made from anti-rust alloy steel, this dual-function set cleverly combines dumbbells and kettlebells and ensures a comfortable, secure grip with its triple-lock safety and specially textured TPR anti-slip handles.
FEIERDUN Features
Multi-Functional 5-in-1 Design: Convert your set into dumbbells, a barbell, kettlebells, weight plates, or push-up stands for endless workout variety.
Rapid Weight Adjustment: Whether through a quick-spin lock or an intuitive dial, changing weights takes only seconds.
Ergonomic Non-Slip Grip: Comfortable, textured handles ensure a secure hold for safety and control during every lift.
Space-Efficient Footprint: An entire gym’s worth of weights is consolidated into one compact, easy-to-store system.
Durable Construction: Made with high-quality PE materials and an iron-sand mixture to protect your floors and ensure longevity.
Padded Barbell Connector: The included connector features thick, high-quality foam for comfort and neck protection during squats and presses.
Real Strength, Real Stories
Michael B.
I’m absolutely delighted with the versatility of this set; it was exactly what my evolving home gym needed! The plastic-coated plates are fantastic, fitting perfectly on my existing standard bars, which gives me so many new workout options. Plus, the customer service was outstanding when I reached out about a second kettlebell pin—it’s truly an amazing value for expanding your fitness setup.
Sarah K.
I love how straightforward and comfortable these weights are to use for my home workouts. The rubberized grip makes handling easy, and the entire set is super simple and quick to assemble, which keeps my routine flowing. It’s a great, easy-to-use solution that helps me stay consistent with my fitness goals right here at home.
Daniel F.
The overall production quality of these adjustable weights is solid, and I appreciate the good grip they offer during my routines. I’m especially happy that the weight range is versatile enough for both my heavy lifting days and for my wife to easily use them with less weight. Despite a minor clanking sound, I’m a happy camper who considers this a great addition to our shared exercise equipment.
See FEIERDUN in Action
Transform Your Home Workouts
About FEIERDUN
About Us
At FEIERDUN, our mission is to empower your home fitness journey by providing highly versatile, space-saving, and durable strength equipment. We understand the challenges of carving out time and space for fitness, which is why we’ve spent countless hours developing and refining our products, especially our flagship adjustable dumbbells, to solve these problems. This dedication extends beyond the physical product; it encompasses our commitment to providing a seamless online experience. For example, we continually enhance our product detail pages to include high-resolution 360-degree views and precise instructional videos, ensuring you clearly understand how to use the 5-in-1 or 15-in-1 functions. Furthermore, we consistently improve our checkout process by simplifying steps and optimizing payment security, allowing you to transition from browsing to owning your perfect home gym setup with absolute ease and confidence.
This commitment to continuous improvement is at the heart of the FEIERDUN brand. We actively listen to customer feedback, which has driven specific enhancements like optimizing the weight selection dial mechanism on our adjustable sets for quicker, more secure transitions, and ensuring all accessory parts—like the barbell connectors—feature superior, non-slip comfort and increased durability. Our focus remains squarely on the user experience, from the moment you land on our website to the hundreds of workouts you’ll complete with our equipment. By focusing on both digital and physical product excellence, we strive to be more than just a fitness brand—we aim to be your trusted partner in achieving sustainable strength and health goals right in the comfort of your own home.
Our History
Founded in 1993, FEIERDUN was born from a passion for fitness and a frustration with the limitations of traditional home workout equipment. We saw a need for a smarter, more compact solution and pioneered an all-in-one weight system that could adapt to any user’s needs, transforming any room into a personal gym.