Giro SPF 30 Ultralight Skull Cap

"The SPF 30 Ultralight Skull Cap from Giro is the ideal companion for anyone who wants to stay active even on hot summer days. This cap not only offers excellent moisture management, but also reliable sun protection with an SPF-rating of 30+. Specially designed for men, its one-size-fits-all size means it fits perfectly under any bike helmet, whether for road cycling or other cycling activitiesu00e4ten."
"Thanks to the innovative X-Static Performance Jersey Mesh material in combination with side Power-Mesh panels, the scalp always stays cool and dry. The elasticated rear panel ensures optimum fit and comfort so that the cap is barely noticeable and you can concentrate fully on your sporting challenges. With a material mix of 96% polyester and 4% other materials, the cap is not only functional, but also light and comfortable to wear"