Tinsel garlands with decorations are a festive holiday decoration, often used during Christmas. They can be hung on walls, wrapped around Christmas trees or stair railings, and draped over mantels. The garlands in the image appear to be a type of artificial green garland decorated with bows and other small ornaments.
The top garland, labeled "A", is a green garland with silver bows and what look like silver ornaments. The bottom garland, labeled "B", is a green garland with red bows and various colorful ornaments. The decorations often include balls, pinecones, and berries, and can also feature LED lights.