Calida Relax Choice Supima Cotton Pajama Pant Set (42567). Circle back for these! This refined, elegant pajama set includes a small circle patterned shirt and solid sleep pants. Made of long-staple, superior quality Supima cotton, one of the finest in the world. Set includes tailored top and solid color pant. Top has notched, pointed collar. Front closure has 4 buttons. Left side chest pocket has Calida tag. Long sleeves are fitted. Pant has a fabric covered elastic waistband for easy fit. Turned and stitched hems. swiss+ cotton interlock knit is fine quality, easy care and durable. Oeko-Tek 100 certified to be free of 100 toxic substances. Flyless. Lightweight knit cotton has a comfortable feel any time of year.