Ecko Unltd. Black Waffle Knit Thermal L/S Crew Neck With Logo Size L The Ecko Unltd. Black Waffle Knit Thermal Long Sleeve Crew Neck T-Shirt in size L is a stylish and comfortable option for men looking to stay warm during the winter and fall seasons. Made from a cozy cotton blend knit fabric, this t-shirt features a solid black color with the brand's logo accent. The regular fit and machine washable design make it easy to wear and care for. The classic theme and thermal features make this t-shirt a versatile addition to any man's wardrobe.