What is the antonym of furled

Would "unbound" work?

main entry: rolled, furled

Definition: rolled up and secured

Usage: furled sail bound securely to the spar; a furled flag, his rolled umbrella hanging on his arm

Antonyms: unbound

definition: not restrained or tied down by bonds

Antonyms: unbound

Definition: not secure within a cover

Usage: an unbound book

Antonyms: free

Definition: unconstrained or not chemically bound in a molecule or not fixed or capable of relatively unrestricted motion.

Usage: free expansion; free oxygen; or a free electron