Of clothing, featuring or characterized by straps.(adjective)
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Use "strappy" in a sentence
"Stephanie was tall in strappy heels with long straight hair, a blonde, and her voice was whiskey and soda."
"In the opening scene, Melanie Thorton, a low-level presidential campaign staffer, wears a pair of "strappy" Charles David sandals with a heel "thin and wide, like an upright graham cracker.""
"Cosseted all winter in socks, your feet now are most likely gadding about in strappy sandals, flip-flops and peep-toe wedges."