Yaheetech Adjustable Dumbbell Set 40LB/52.5LB/90LB Adjustable Dumbbells Fast Adjust Dumbbell Weight Set with Anti-Slip Handle and Tray for Men/Women Home Gym Strength Training Equipment Single/Pair

1 Hand, 1 Sec, 16 Weights: With this easily adjustable dumbbell, you can switch between 4 lb to 90 lb in seconds by twisting the non-slip selectorized handle with one hand. Clear dials make adjustments easy
Double Safety Lock Designs: This adjustable dumbbell features a two-step locking mechanism for enhanced stability, balance, and safety. The weight adjustment is activated only when the dumbbell is on the tray, preventing accidental operation during exercise
Space-saving & Safe Storage: With a compact footprint of just 18.5″ L × 9.5″ W × 9.5″ H, this adjustable dumbbell saves considerable space compared to 16 standard sets. After your workout, it can be conveniently stored under a bench or on a garage shelf
Anti-slip Handle For Intensive Workouts: Designed for optimal comfort and control, this adjustable dumbbell features a 1.5″ diameter handle with anti-slip convex textures. The combination of hard and soft materials (PPR & ABS) enhances grip strength and provides comfort during intense workouts
Basic Home Gym Workout Equipment: This 16-in-1 quick-adjust dumbbell optimizes flexibility and versatility in your full-body exercise routines. Its compactness and portability also make it perfect for strength training during office breaks or while on the go
About Weight Adjustment: To adjust the dumbbell weight, fully insert the handle into the base (in the lowest position) before turning it. Align the red arrows with the numbers on both dials until you hear a “click-clack” sound, confirming the adjustment. If the red arrows aren’t aligned, reset the handle and adjust it again