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 knit is stronger, more stable and more durable than other types of knits, making it an ideal material for sports activities. Interlock knit also offers the best ratio between weight and durability, which ensures a comfortable wear and a long life of the product. The Givova Revolution comfortable t-shirt is ideal for