Made of lightweight cotton, our pajama set with KIP is designed for optimal rest. Designed with mother-of-pearl buttons and classic pajama piping, it's finely tailored and soft-to-the-touch. Your sleepwear's been upgraded. Fabrication: 100% cotton OEKO-TEX® Certified Mother-of-pearl buttons Contrast piping Straight leg pants with an elastic waist Embroidered Buckets logo on chest pocket Wash on cold, gentle cycle and lay flat to dry