The cotta and skirt make a nice choir ensemble. The cotta may be worn separately or with the skirt. Young teens and young ones are coordinated as a choir by using cotta and skirt combinations. Shown with Rabat AHS-21C (sold separately) Pullover closing. Cotta-50% Kodel Polyester, 50% Cotton; Skirt-Liberty or Polyester Crepe (please specify from drop down box). Choose size from drop down box. Sizes: Adult small- back length Cotta 30", back length skirt 40" Adult Med.- back length Cotta 32", back length skirt 42" Adult large- back length Cotta 34", back length skirt 44" youth sz. 8- back length Cotta 22", back length skirt 30" youth sz.10- back length Cotta 25", back length skirt 34" youth sz.12- back length Cotta 26", back length skirt 36" youth sz.14- back length Cotta 28", back length skirt 38"