The T-shirt is probable the most used and the most versatile piece of cloth. With this background, the actual paper gives an overview on different types of T-shirts offered on the German market during the spring and summer in year 2022. A view on T-shirts over a broad price range, with- and without claimed functional properties and eco labels is given. Additional to a view on price and marketing features, also the material composition and functional properties are investigated and reported. T-shirts with functional properties can be even found in the low-cost segment. However, by marketing using a combination of functional materials, eco labels and the statement "Made in Europe" T-shirts can be sold for reasonable higher prices.