Are you a qualified housekeeper?
Linen used to cover and protect the blanket:

Correct Incorrect A crinkle sheet refers to a type of bedding designed to cover and safeguard blankets. Made from a material with a crinkled texture, it helps keep the blanket in position and prevents it from slipping off the bed. Additionally, the crinkle sheet adds a protective layer to the blanket, helping to maintain its cleanliness by shielding it from dirt and dust.