Crystal Premium Glass Tapered Anal Trainer Kit (Clear)
Small: Length 2.7" (7 cm), maximum width 0.8" (2 cm), neck width 0.4" (1 cm)
Medium: Length 3.3" (8.5 cm), maximum width 1.2" (3 cm), neck width 0.6" (1.5 cm)
Large: Length 4" (10 cm), maximum width 1.4" (3.5 cm), neck width 0.6" (1.5 cm)
