With this in mind, we've reviewed the best electric blankets and throws on the market — so you can switch off the central heating from time to time, and still stay warm this winter. How we tested the best electric blankets: In order to earn a spot in this round-up, each electric blanket had to receive the stamp of approval from someone on our experienced GLAMOUR shopping team. Every single electric blanket or heated throw in this edit performed well against our testing criteria — demonstrating easy operation, effective and speedy heating, and the right kind of safety checks and features.