Etro has created a limited run of leather guitar cases with eclectic hand-tooled details inspired by charrería (Mexican rodeo), the national sport of Mexico. On one of his many trips to Mexico, Kean Etro—menswear designer for the family-owned-and-operated label—was inspired by the sport, which is engaged in alongside mariachi music at annual competitions. Kean Etro integrated the experience into his spring 2014 clothing collection with patchwork details in leather, suede, and canvas; his most poignant iteratio…