Holistic Negative Ion Silicone Pet Tag (Red) - Reduces Pain and Stress. Improves Sleep, Energy and Balance. High Power Magnetic Therapy. - 20% Off Limited Time Holiday Special - EJCN-SE002RED Red Pet Tag Tag Size: 4 cm Ions intensity: 2500 Gauss Materials: Silicone, Negative Ion, Tourmaline Health Benefits: -Better Immunity (Less Illness) -Boosted Energy (Less Fatigue) -Better Balance -Better Flexibility -Better Strength -Increased Endurance (Better Exercise)