J. LaSalle LB-41V Brazilwood Premium Student Viola Bow - 4/4 Size Premium, octagonal select Brazilwood stick for unsurpassed balance, flexibility and exceptional note accuracy Traditional non-slip sheepskin cushioned wrap gives optimal comfort Sterling silver, full-mounted ebony frog with pure silver button provides enduring beauty and an incredibly balanced bow feel Premium, genuine unbleached horsehair ensures long-lasting durability and the apex in rosin adhesion