The long, hot summer days we’ve all been longing for have finally arrived. But as we live in a country where it rains 133 days per year, we’re not as well-adjusted to the sun as we’d like to be. With these temperatures, SPF 50 is going over the counter about as quickly as ice cream, and we can’t be careful enough not to burn our skin. To help you keep your head cool and keep that sunstroke at bay, we’ve selected the best DIY sun hats.