KEEN Men's CSA San Jose 6" WP AT Boot Black/Off White This great looking boot is one of our lightest, with an air-injected midsole for sustained comfort. Add in our KEEN.DRY waterproof, breathable membrane and this favorite silhouette is ready for work projects, happy hours or just kicking back. Waterproof leather upper. Aluminum safety toe. KEEN Men's CSA San Jose 6" WP AT Boot Black/Off White