A simple change like switching to a curved rod can give you a few extra inches of "elbow room" inside the tub while making the drape look more elegant.
: Unlike glass doors that require constant squeegeeing to avoid soap scum, most fabric curtains can simply be tossed in the wash every few weeks.
: For a high-end designer look, use a "double-layer" approach: a practical waterproof liner inside the tub and a decorative fabric panel (like heavy cotton or linen) on the outside.
