Macy's offers the Style & Co. Women's Pull-On Bermuda Shorts in several colors (Evening Olive pictured) for $13.73. Pad your order with a beauty item (they start at $3) to bag free shipping; otherwise, shipping adds $10.95. That's $32 off and the lowest price we could find. They're available in sizes XS to XXL.
There are many ways to get cheap and even free services and goods after reaching a certain age.