Beat the heat with Koko the Koala! This pretty pink Sun Protection Hat with pink Koko the Koala print features a long back to protect delicate little necks from the sun. Beat the heat with Koko the Koala! This pretty pink Sun Protection Hat with pink Koko the Koala print features a long back to protect delicate little necks from the sun. Perfect for beach fun and holidays, it offers a sun protection fabric rating of UPF 40+. Made from shape-retaining Endurance10 fabric, it’s quick-drying and stretchy for comfort in and out of the water.