Question mark: A question mark product has high growth prospects but low market share. They is consuming a lot of cash but is bringing little in return. In the end, question marks, also known as problem children, lose money. A question mark can be a star and can follow the cycle of BCG. In the Under-Armour Company Running shoes, Basketball shoes, Hike boots are question mark products. The market share of this product 2% and market growth is 10%.