This harness assures you of your kids safety and comfort. The product is light in weight, fully adjustable and comes with a hassle-free fitting. All this means that you and your kid are comfortable, safe and free from buggies. The harness is made of cotton and polyester wool and therefore is quite comfortable. This harness strap bag comes in three different sizes for ages ranging from 10-12 months, 13-18 months and 19-24 months.