Small/Medium (Large/XL, 2X/3X); Bottom Circumference 51 (57, 65)"/129.5 (145, 165) cm; Neck Circumference 25 3/4 (25 3/4, 28 1/2)"/65.5 (65.5, 72.5) cm; Length 16 1/2 (17, 17 1/2)"/42 (43, 44.5) cm