Sizing: Crocs use US sizing on the sole, with one-size conversion for UK sizes and two sizes for other Europe markets (see size chart below) (e. G. UK Men 5/EU 38-39 Men) What size should I buy? Crocs come in whole sizes only. If you typically wear a half size, we recommend you order a size up Heat: Do not expose Crocs shoes to extreme heat or intense sunlight for an extended period of time because the unique nature of the Crocs PCCR material means high temperatures may cause them to warp Slip on sandals for women and men: make a comfy statement with the classic crocs slides for men and women. They provide the perfect sporty, slip on style, making them the sandals women and men need Waterproof sandals: these men's and women's sandals are water-friendly and designed to channel water away. Needless to say, if you'll be near the water, you'll want to have these sandals with you. Colour: natural