From personal experience, setting sprays can be a great addition to your makeup routine, especially if you need your look to stay fresh throughout the day. I've tested popular options like Saie and Charlotte Tilbury, both claiming to offer up to 16-hour wear, and honestly, they deliver impressive staying power. On a typical busy day starting early and ending late, applying a setting spray after your makeup helps lock everything in place. Even with long hours, occasional heat, and in-person meetings, I've noticed minimal fading or smudging. My blush and foundation tend to stay intact with just a slight natural shine that looks healthy rather than oily. One tip I've found useful is to lightly mist the spray from a slight distance to avoid disturbing your makeup underneath. Also, carrying a small powder helps if you notice subtle shine creeping in, but usually, the setting spray reduces the need for constant touch-ups. While setting sprays aren’t miracle workers, for the price (often around $40), they can be a valuable investment if you want to maintain a polished look all day. It’s worth trying different brands to see which formula suits your skin type and preferences best. Overall, I believe setting sprays justify their cost, especially for special occasions or long days where makeup longevity is a must.