Tourmaline Magnetic Therapy Knee Brace Self-heating Knee Brace Patella Massage Sleeve

Age: 13 years and above Material: cotton, stone Age: Adult Magnets per knee: 8 pieces Elasticity: Microelasticity Feature 1: Self-heating Size chart Item information: Name: Tourmaline self-heating knee pads size: M (fits leg circumference: 32-42 cm (12.6-16.5 inches)) L (fits leg circumference: 38-50 cm (15.0-19.6 inches)) Packaging: opp bag Quantity: 1 piece/2 pieces Features: self-heating, warmth retention, breathability, magnetic therapy Function: Protect knees, prevent arthritis and joint pain Note: 1. The size is measured manually, please allow 1-2 cm error, thank you 2. The price is only for 1 piece, if you need 1 pair, please buy 2 pieces.