The Tanimura & Antle Artisan® Family of fresh produce includes exclusive select seed varieties that have been carefullychosen for premium flavor, quality and variety. All Artisan lettuces are field-packed for optimum freshness, and packaged in specially designed clamshells to protect the leaves and keep them fresher longer. All Tanimura & Antle Artisan® Lettuces are grown on USA family farms using sustainable growing practices.