Say the phrase "sustainable footwear," and the images it's likely to conjure are not pretty. But green fashion is coming into its own, and shoes are no exception. At Terra Plana, "total beauty" means more than just aesthetically pleasing. The UK-based eco-friendly shoe designers make some of the funkiest footwear around - from lace-back heels to futuristic-looking men's loafers to super-groovy skater-style sneakers with camouflage soles.