Pearl Ultrasound professional replacement snare wires are the perfect way to put some snap back into your snare drum. And because each drummer is different, Pearl offers three types of Ultra-Sound replacement snares to cover any style of player. These I Type Snare wires are designed as all-round standard snare wires with an even tension and wire size across the item. Made from a solid brass material, Pearl SN1320I Ultrasound Snare Wires offer a rich, versatile sound that will suit any 13" snares.