Lost your straps? (or you know you will?) Package of one clear 5-position and detachable back strap. cut elastic with scissors to desirable length.

B & C cup size:
14in x 3/4in (35.6 x 1.9 cm)
15in x 3/4in (38.1 x 1.9 cm)
16in x 3/4in(40.6 x 1.9 cm)
18in x 3/4in (45.7 x 1.9 cm)

D & DD cup size:
14in x 1.25in (35.6 x 3.2 cm)
15in x 1.25in (38.1 x 3.2 cm)
16in x 1.25in (40.6 x 3.2 cm)
18in x 1.25in (45.7 x 3.2 cm