- A great first cowboy boot, Jennings has a traditional profile and an artisan look while also being extremely lightweight and comfortable. In classic black, it'll go with practically everything in your closet. Bonus: A hidden stretch panel expands to fit any calf size.ATS® technology provides ergonomic support on uneven terrainStretchFit panels under the pull tabs give an additional inch to fit a wide range of calvesFull-grain leather foot and upperRemovable comfort insoleDuratread™ sole is extremely durable while still letting your foot flexGoodyear welt constructionSix-row stitch patternEasy pull-on styleX ToeDress Heel1.5" Heel12" Upper HeightSynthetic lining