New cordless dual-purpose jump rope for middle school entrance examination, student counting, small ball examination, fitness professional steel wire racing rope

•Industrial-Strength Rope: Built to LastReinforced with a steel wire core and 4.5mm PVC coating, our jump rope resists fraying, tangling, and wear. Perfect for high-intensity workouts—stays stable mid-air, no whipping or floating.

•1 Million RPM Bearings: Silky-Smooth SpinPremium steel bearings ensure buttery rotation, zero lag, and a lifespan of 1,000,000 revolutions. Skip faster, train harder—no snags, just flawless rhythm.

•Dual-Mode Weighted Balls: Burn Fat, Relax Muscles75mm oversized balls (120g/pair) add resistance to squats, lunges, or jumps. Post-workout, use them as deep-tissue massage tools to relieve tension and soreness.

•Sweat-Proof Grip & Iron Core UpgradeAnti-slip handles with ergonomic grooves keep your hold secure. Built-in iron blocks in weighted balls intensify workouts, boosting calorie burn by 30%—sweat like never before.

•Versatility Unleashed: From Cardio to RecoveryOne set does it all: jump rope for cardio, weighted balls for strength training, and massage spheres for recovery. Ditch single-use gear—this is your all-in-one fitness toolkit.