Amazon offers Prime members the Winsome 24" Square Leg Counter Stool 2-Pack in Black for $29.01 with free shipping. (Non-members can spend $49 to qualify for free shipping; otherwise, it adds $14.19.) That's the lowest total price we could find by $5. Each stool measures approximately 13" x 13" x 24".
Note: This item is expected to ship in one to two months.