These black sports trousers from Primark are perfect for boys aged 3-4 years who love to stay active. Featuring a drawstring closure and a comfortable regular fit, they are ideal for a variety of occasions including travel, parties, and casual wear. They are made from a blend of polyester and cotton and have a soft and comfortable feel on the skin.

The jogger style trousers come with pockets and have a printed logo on the leg, making them a stylish addition to any young boy's wardrobe. They are versatile enough for a range of activities, including walking, riding, and sports like basketball and football. These trousers are the perfect choice for parents looking for practical and stylish clothing for their little ones.