eBay has the ASICS Tiger GEL-Lyte V RB Men's Shoes (multiple colors) for $25 with free shipping. Retail price: $100.
eBay has the adidas Men's Duramo Slides (Core Black/Cloud White) for $15 - 15% off in cart = $12.75 with free shipping. Available in sizes 8 to 15.
eBay has the adidas Tubular Dusk Primeknit Men’s Shoes (2 colors) for $50 - 15% off in cart = $42 with free shipping.