Slip Into the Ultimate Lounge Luxury. Our Long Sleeve Button Down Set elevates your everyday comfort with its effortless style and silky soft feel. Featuring a button-down top with a curved lapel, sleek contrast piping, and a hint of flair from slits on each side, this set keeps things polished yet perfectly relaxed. The matching classic pajama pants, detailed with piping, make every moment feel like a spa day. This is an oversized and cozy fit. If you find yourself between two sizes, we recommend sizing down. Crafted from our signature ultra-soft & breathable fabric, this set drapes like a dream, wicks moisture, and will have you living in endless, cozy sophistication—whether you’re reading in bed or hosting an impromptu movie marathon. * Made in Canada. * Ultra-soft 93% Viscose from Bamboo / 7% Spandex. * XS (0-2), S (0/2-4/6), M (6-8/10), L (10-12/14), XL (14-16/18), XXL (18-20/22). * Machine washable & dryer friendly. * Fabric patterns designed by and exclusive to This Is J.