Calvin Klein Underwear, curated by Reiss, is a collection of lingerie designed to elevate the underwear drawer and work perfectly beneath your existing Reiss garments. Feel comfortable from the first layer. Lend a note of luxury to your night-time routine, courtesy of the striped two-piece pyjama set. Cut from a breathable cotton blend, it features a short-sleeve shirt and elasticated waistband shorts. The shirt is fastened with branded buttons and fitted with a refined cuban collar. Two-piece shirt and shorts set Cotton blend Striped design Cuban collar Branded button-front closure Short sleeves Branded, elasticated waistband shorts