Listings show 100% cotton flannel and cotton blends. Examples include 100% cotton, cotton blended with recycled cotton (e.g., 70/30 and 80/20), and cotton blended with recycled polyester.
They are described as warm and comfortable. Sheets are noted as extra-soft brushed 100% cotton flannel, and shirts are described as providing warmth and comfort from the cotton fabric.
Shirts use button closures with collared necklines, typically specified as a point (pointed) collar.
The results show men's herringbone flannel button-up shirts and herringbone flannel sheet sets.
Care instructions vary by item: many list machine wash and tumble dry, some recommend machine wash cold with low tumble dry or hang-dry, and at least one men's shirt does not provide washing/drying instructions.
Shirts are described as midweight/medium weight, and some listings note all-season versatility.
The sheet listings include OEKO-TEX STANDARD 100 certification and note wrinkle-resistant protective qualities.