Givova Revolution sports t-shirt for training, running or cycling The Givova Revolution sports t-shirt (code MAC04) is made of high-quality polyester interlock knit. This type of knitwear is stronger, more stable and more durable than other types of knitwear, making it an ideal material for sports activities. Interlock knitwear also offers the best ratio between weight and durability, which ensures a comfortable wear and a long product life. The Givova Revolution comfortable t-shirt is ideal for