Range Slider Field
We apply Ion Range Slider Library http://ionden.com/a/plugins/ion.rangeSlider/api.html
Options for Single Slider
skin: "round", type: "single", grid: true, min: 100, max: 1000, from: 200
Options for Double Slider
skin: "round", type: "double", grid: true, min: 0, max: 1000, from: 200, to: 800, prefix: "$"