Product Details & Specifications Colors: Pink / Purple / Blue (Popular 3-color selection!) Materials: PVC, reinforced ribs, alloy spring Diameter: Approximately 100cm (when assembled) Thickness (pipe diameter): Approximately 3cm Weight: Approximately 0.5kg (weight error ±0.02kg) *Slight variations may occur depending on the production lot and measurement method. Effective Usage Guide (Easy 4 Steps) Preparation: Hold the hula hoop at waist height and close your sides. Momentum: Gently push it forward to initiate movement. Ready Position: Raise your arms slightly and prepare to twist your waist. Rotation: Use your waist to rhythmically and naturally continue rotating. Recommended Exercise Plan Frequency: Ideally 4-6 times per week Duration: Approximately 20 minutes per session (start with 10 minutes for beginners!) Tips: Don't spin too fast, maintain a stable rhythm. Don't use too much force, relax. Precautions Refrain from exercising for 1 hour before and after meals. Never use the hula hoop around your neck. Please refrain from using it if you are pregnant or during your menstrual period. If there is no message specifying a color, it will be sent randomly.