SNS benefits include a long-lasting, ultra-glossy finish. The SNS Nails does not chip off, ever, and you only need to remove it when the regrowth gets too obvious. SNS is hailed as a healthy manicure, as the powder formula contains nail-fortifying calcium and other mineralsSNS provides a bit of extra strength and length to your nails, whilst maintaining a lightweight feel. It is much thinner than acrylic but thicker than gel polish. It's a great way of getting a bit of extra strength in your nails, whilst maintaining a more “natural-looking” finish.