A crew-neck sweater is a smart investment in comfort and practicality. Wear it solo with skinny jeans or layer it over a poplin shirt and team with classic trousers for the smartest take.
If you're in a thrifty mode, your best bet is this Boohoo Crew-Neck Jumper. It's a terrific item, while not very expensive. Another strong contender for your wardrobe is this Boohoo Crew-Neck Jumper. While the price of this piece is not too high, it will certainly attract a lot of attention.