drawstring
draw.string \dro.-.strin\ n : a string, cord, or tape inserted into hems or casings or laced through e yelets for use in closing a bag or controlling fullness in garments or curtains
draw.string \dro.-.strin\ n : a string, cord, or tape inserted into hems or casings or laced through e yelets for use in closing a bag or controlling fullness in garments or curtains