**Product Specifications:**
**Brand:** XTEP
**Product Name:** Automatic Rebound Four-Wheel Ab Roller
**Color:** Black
**Material:** ABS, EVA, Steel
**Purpose:** Exercise Joints, Abdominal Muscles, Core Muscle Groups
**Target Users:** Fitness Enthusiasts, Unisex
**Key Features:**
8 high-speed steel bearings for smooth operation
400kg maximum load capacity for stability and safety
Enhanced spring design for efficient abdominal workouts
1.8m wide wheel hub for stability and comfort
Upgraded elbow pads for increased comfort and support
Thickened sponge cushion for long-lasting use
Front mobile phone holder for entertainment during workouts
Enhanced anti-slip design for safety and durability
Soundproof design with 6 layers of noise-reducing materials
Floor-friendly soft material to prevent damage
Quick and easy assembly with upgraded buckle design
**Usage Guidelines:**
Start with suitable intensity based on personal fitness level
Gradually increase intensity and repetitions over time
Recommended exercise routines provided for different fitness levels
**Note:** For detailed product parameters and inquiries, please refer to the product manual or contact customer service.