Wrist circumference: Small: for 16 cm (6.3 inch) * included opening about 3 cm (1.2 inch) Medium: for 17 cm (6.7 inch) * included opening about 3 cm (1.2 inch) Large: for 18 cm (7.1 inch) * included opening about 3 cm (1.2 inch)
Band width: 4 mm (0.16inch) Thickness: 2.5mm (0.1 inch) Feather length: 5.8cm (2.28 inch)