2 vials of 25 test strips. Proven accuracy. DoubleSure technology. For blood glucose testing with the OneTouch Ultra family of meters and the OneTouch Ping meter remote. DoubleSure technology automatically checks each sample twice to confirm the result. Requires just a speck of blood. Covered at the lowest co-pay on the most health plans. For blood glucose testing with these OneTouch Ultra Meters: OneTouch Ultra 2; OneTouch UltraSmart; OneTouch Ping; OneTouch Ultra; OneTouch UltraLink; OneTouch UltraMini.