Size: 28 1/2 inch (72.5 cm) 19 3/5 inch (50 cm) 33 3/5 inch (85.5 cm) 25 inch (63 cm) 30 1/3 inch (77 cm) 21 3/5 inch (55 cm) Please choose size 26 4/5 inch (68 cm) 31 4/5 inch (81 cm) 23 1/3 inch (59 cm)