Auto-Rebound Ab Roller with Elbow Support | Dual-Wheel Core Trainer
Ergonomic dual-wheel design with non-slip surface and cushioned elbow pads
Built-in steel spring rebound system with silent bearings for smooth motion
Digital timer display + integrated phone holder for guided workouts
Quick assembly without tools, lightweight and portable for home or gym
Multi-layer composite wheels: anti-slip, shock-absorbing, floor-safe design
Suitable for beginners and advanced users, supports stable and safe ab training
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