Adjustable Dumbbell Set, 20/33/45/70/90lbs Free Weight Set with Connector, 4 in1 Dumbbells Set Used as Barbell, Kettlebells, Push up Stand, Weight Set for Home Gym Suitable Men/Women

【4 in 1 Multifunctional Dumbbell Set】This versatile dumbbell set quickly converts into dumbbells, barbells, kettlebells, and push-up stands, making it suitable for a range of exercises, including bench presses, squats, and more. Serves all your exercise and fitness purposes.
【High Quality & Durable】This eco-friendly dumbells pieces exterior is made of cement and iron sand.high-quality PE materials, and the inside is mixed with iron, mud, and sand, which effectively prevents floor abrasion.Deep grooves ensure easy grip.
【High-Quality Safety Double Nuts】This adjustable dumbbell set includes four safety double nuts. The thickened threads on the nuts effectively keep the weight plates secure, double nuts design preventing movement or shaking during workouts. This ensures your safety and provides a stable exercise experience.