32 sewn in magnets. Elasticized for light support. Description Magnet therapy combined with light compression for knee problems. Contains 32 magnets. Pull on tubular design, comfortable cotton lining. Hand washable. Note: This product fits small so please use size chart and measure correctly. You will probably need a larger size than what you would expect. Magnetic Material: Grade 8 Ceramic Manufacturer's Rating: 4000 Gauss Surface Gauss; 400 Gauss (each magnet) Penetration: 3" (8cm) Polarity: North-Negative (-)

Caution Persons fitted with pacemakers, defibrillators, implanted insulin pumps or other electro-medical devices should keep magnetic products at least 18" (45cm) from the device. Pregnant women should consult their health care professional before using magnetic products.