【Spring Hula Hoop】This soft spring hula hoop is designed for adults. Through continuous rotation, it effectively trains the waist and abdominal muscles, tightens the midsection, creates a slimmer waistline, shapes an attractive waist and abdominal curve, enhances muscle strength and body coordination, and improves body line beauty. 【Easy to Carry and Store】Not only is it small and convenient, but it can also be twisted and folded freely, easily stored in a corner or suitcase. Whether at home, on a business trip, or traveling, you can turn on fitness mode anytime, anywhere, with no exercise restrictions. 【Material】: This uses a soft spring material, with a delicate touch that fits the curve of the waist, and does not easily hurt the waist even with prolonged rotation. The built-in safety rope is reinforced, effectively avoiding the risk of breakage, allowing you to enjoy the fun of exercise with peace of mind. Recommended Weight Guide ・1kg: 30-45kg Length: Approx. 150cm ・1.2kg: 40-70kg Length: Approx. 160cm ・1.5kg: 45-80kg Length: Approx. 170cm Thank you for viewing.