Homie Gear via eBay offers the Vans Men's and Women's Canvas Slip-On Shoes in Black, True White, or Black/White for $29.99 with free shipping. That's the lowest total price we could find by $12. They're available in men's sizes from 4.5 to 12 and women's sizes from 6 to 13.5, although not in all size/color combinations.