Keen footwear with a protective toe cap, and from then on keen boots have developed and innovated shoes, boots, sandals, flips and keen coronado with which have all been so popular simply because they are so comfortable. All discount keen are developed with the consumer in mind and they really are a people brand with ties into the environment and giving back to the community. Materials used in construction of discounted keen shoes come mainly from recycled sources and they really are what we might call an eco brand.