All Black Long Sleeve Crew Neck T Shirt 3 Pack All Black Long Sleeve Black Long Sleeve T Shirt 10050807_000 Tiffosi T Shirt Long Sleeve black The Best Mens Black Long Sleeve T Shirts The Strategist Black Long Sleeve T Shirt 10050807_000 Tiffosi. Our Richelieu styles which are knitted on Lake Constance and sewn in Mendrisio have inspired aficionados of the finest craftsmanship all the way to Hollywood. The inimitable double rib, designed by founder Pauline Zimmerli over 150 years ago, still characterizes Zimmerli's unique identity today. The underwear and ready to wear styles, crafted from pure exquisite Pima cotton, are handmade in Switzerland and adorned with Eye Lash lace.