Cuffs specific to the Mobi Spengler tensiometer. 4 cuff sizes available according to circumference : - XS : Circumference 9 - 16 cm. With patterned. - S : Circumference 15 - 26 cm. With patterned. - M : Circumference 25 - 34 cm. Grey. - L : Circumference 32- 42 cm. Grey. - XL : Circumference 40 - 55 cm. Grey.