These are places in Hanoi from which you would be able to purchase a helmet:
1. The West Market: This is one of the largest markets in Vietnam, known for the sheer variety of helmets, which you can find for sale here. Brands such as Daimler, Hero, and Honda may be found here. Prices will vary with comparison to the brand, quality, and size.
2. ward Plaza: Located in the heart of Ho Chi Minh City, it has a lot of shops selling helmets. Some immensely popular helmet brands located at Ward Plaza are Giro, Adidas, and Pearl Izumi.
3. Metropole Department Store: A departmental chain widespread throughout various parts of Vietnam celebrated for their showcase of high-quality helmets from dueling brands. At Metropole's stores, helmets come in a variety of sizes and styles, including full-face, open-faced, and MIPS helmets.
4. Trunks Nguyen Motorsports: This car repair service shop in Hanoi specializes in selling helmets for both motorcyclists and cyclists. They have a sizable collection of various helmet brands, including lightweight, midweight, and full-face options. Prices may be on the high side relative to other retail outlets, but they do ensure good value for their product.
Many bike shops across the country are involved in the sale of helmets, bicycles and parts. Some popular places in the bike business include Phuc Long Bike Shop, Xe May Moc Chau, and Xe May Kim Lien.