Material: Zyex®, 18 gauge (1.15mm), 30 Ft. (9M) Set, Color: Red. Tremendous power from Dynamic stiffness of Zyex filaments. Excellent tension stability at all tensions. Superior combination of durability and playability in an 18-gauge string. Features: Shock Absorbent Brand: Ashaway Assembled Product Dimensions (L x W x H): 5.83 x 5.70 x 0.67 Inches