The Benefits and Style of Neck-Warmers, Headbands, and Leg-Warmers

Hello, my dear users!
Have a nice day today!
Take care of yourselves!
Exploring Neck-Warmers, Headbands, and Leg-Warmers
What do you think of such cloths as neck-warmer, headband or leg-warmer?
Functionality vs. Style
Are they more for decoration and style or do they really keep you warm?
bonsoir ,oui, deux en un ...ça tient chaud et c'est un style...