Colorado Dog Harness Stepin Colorado Flag Symbol Logo Colorado pride for all - a Colorado company We designed this Colorado step-in harness with the Colorado state flag logo. Sturdy polyester harness, strong plastic buckle and metal components. Available in 3 different sizes. Sizing Info: Measure you dog's chest, girth, weight and compare it with the measurement shown in the 3rd picture of the gallery. Click on the picture to enlarge it. Or see product description below.