TAS, or The Ather Sanctuary, is a premium running and sportswear brand for runners. It views running as more than exercise, bringing together functional design and emotional appeal in apparel and accessories intended for both performance and everyday life. Its collections include shorts, short- and long-sleeve tops, hoodies, jackets, padded vests, tights, caps, beanies, gloves, socks, and other running accessories.

The online store organizes products into series including Ether, Vantage, Sanctum, Entry, Ascent, and Origin, with featured styles such as Ether 5-inch Shorts, Vantage hoodies, and running caps. The range also includes items such as lightweight hoodies, protective outerwear, active sticks, and sunglasses. Customers can browse new arrivals, best sellers, clearance items, and limited collections through the official online store, which also provides account, order, review, notice, and FAQ services.

TAS presents its approach with the phrase “Beyond the Run, Into the Ritual,” reflecting a focus on the broader experience of running as well as the activity itself