JD Jingzao Double Bearing Children's Speed Jump Rope with Signature Option Kids Primary School Exam Jump Rope Bay Blue

Adjustable length jump rope with quick-release buckle for easy length adjustment within seconds.

Segmented rope design with front thin (3mm diameter) and rear thick (5mm diameter) sections to reduce air resistance and enhance inertia.

High-speed double bearing system for ultra-smooth rotation and durability up to 1,000,000 turns.

Self-lubricating bearings ensure smooth, jam-free spinning.

Ergonomic, food-grade silicone anti-slip handles designed for secure grip and comfort.

Handles feature writable name and class labels to prevent mix-ups, specially designed for children and students.

Soft to medium hardness PU rope material offering high elasticity, wear resistance, and suitability for various surfaces.

Portable storage recommended by coiling into large loops and storing in a bag; avoid binding or folding into U-shape to prevent tangling.

Ideal for beginners and speed training, designed to meet middle school physical exam requirements.

Suitable for students aiming to improve jump rope speed and physical fitness.

Recommended to use on flat, open surfaces wearing lightweight, well-fitting sports shoes.