Glasser Premium Color 299WH Fiberglass Pink Violin Bow 4/4 These bows feature a newly designed half-lined bow frog with an eye and an imitation three-part button. You can choose the same color for the stick and hair, or select a different color for each. With your purchase of a new pink stick, you, too will be playing for a greater cause. Proceeds from the sale of the pink sticks will benefit different charities helping make breast cancer screening accessible to those without medical insurance and helping charities that are not only looking for breast cancer cures, but also breast cancer preventatives. 4/4