Advanced TLX® leather covered insole system - Extra cushioning in the weight-bearing area - Maxxon® cellular urethane foam insole resists breakdown for support & shock absorption - Stabilizing metal shank for better arch support Tony Lama handcrafted cowboy boot steps up with a Tucson shoulder leather foot and fancy stitched 11" leather shaft. Durable Cheyenne leather saddle vamp. Leather lining. Round toe & 1 3/8" TLX rubber western heel. Durable rubber heel bumper.Technology illustration detail: A. All leather uppers. B. Flexible insole is scored to move naturally with the foot for instantaneous comfort. Foam underpad at heel. C. Maxxon foam insole for extreme comfort. D. Scored Texon for Goodyear welt construction. E. Extra cushioning in the weight-bearing area. F. Thermal hard counters for lateral heel support & stability. G. Metal shank for ultimate foot & arch support. H. Lightweight rubber performance outsole with special lugs to resist tracking & clumping dirt.