Adjustable Sport Smart Hula Hoops Abdominal 21 Knots

Adjustable Sport Hoops Abdominal Thin Waist Exercise Detachable Massage Hoops FitnessAbdomen Waist Magnetic Therapy Massage.

The hula hoop exercises directly on the waist to make the waist thin.
-Double vitality
Long-term adherence to improve human flexibility, kneading toughness, suitable for the whole family.
-Graceful figure
While hula hoop thins the waist, it also has the effect of bodybuilding and plasticity.
-Physiotherapy massage
Hula hoop can stimulate the waist and gastrointestinal points
Gastrointestinal motility, relieve constipation, fat burning.

Main Features
-The braided rope is made of nylon, which is resistant to tension and breakage, durable and safe to use
-Gold steel axle design flexible sliding without resistance
-Real-time dynamic counting algorithm, precise control of physical energy consumption, scientific fitness every lap,
Self-resting screensavers are more energy-efficient
-Detachable ring body, free splicing of limbs
-The toughness of the ring body is upgraded to be safer and more secure
-Integrated track bass noise reduction

Note:
*21 knots suit for waist is less than 115cm