// Specify a Maki icon name, hex color, and size (s, m, or l).
// An array of icon names can be found in L.MakiMarkers.icons or at https://www.mapbox.com/maki/
// Lowercase letters a-z and digits 0-9 can also be used. A value of null will result in no icon.
// Color may also be set to null, which will result in a gray marker.
var icon = L.MakiMarkers.icon({icon: "rocket", color: "#b0b", size: "m"});
L.marker([30.287, -97.72], {icon: icon}).addTo(map);