• 18k gold-finish sterling silver cuff bracelet• Thickness: 21 mm | 0.4"• Dimension size XS: 54 x 42 mm | 2.1" x 1.7" (21 mm | 0.8"opening)• Dimension size S: 57 x 45 mm | 2.2" x 1.8" (24 mm | 0.9" opening)• Dimension size M: 60 x 48 mm | 2.4" x 1.9" (27 mm | 1.1" opening)• Dimension size L: 63 x 51 mm | 2.5" x 2" (30 mm | 1.2" opening)• Dimension size XL: 66 x 54 mm | 2.6" x 2.1" (33 mm | 1.3" opening)