The Swiftwater is your go-anywhere summer shoe on land or around water. It features a mesh upper with an adjustable strap for best fit. The footbed, midsole, and outsole are made of light and comfortable Crocslite material. Fit: This style tends to run large. For an accurate fit we recommend purchasing a 1/2 size smaller than you typically purchase. For example, if you normally purchase a size 7 1/2, we recommend purchasing a size 7. Insole: Croslite Footbed Upper: Mesh