eBay has the adidas Men's Crazychaos Shoes (several colors) for $30 with free shipping. Available in select sizes from 7 to 14.

Adidas has the adidas Men's Questar Flow Nxt Shoes (Core Black / Solar Red / Grey Six) for $68 with free shipping for Creators Club members (free to join).

Nike has the Nike D/MS/X Waffle Men’s Shoes (Black/Metallic Silver/White/White) for $44 with free shipping for NikePlus Members (free to join).

Nike has the Nike Men's Drop-Type Premium Shoes (Black or White) for $42 with free shipping for NikePlus Members (free to join).

Nike has the Nike Men's Metcon 6 Premium Shoes for $127 with free shipping for NikePlus Members (free to join). Available in Baroque Brown/Wheat/Velvet Brown or Particle Beige/Pearl White/Terra.