Made of 100% Combed Cotton Knit. You'll love the clever animal sayings and motifs ~ These women's pajamas are fun for chic chicks! Shortsleeve t-shirt features raw-edge contrasting trim and a roomy fit. Comfy pants have a drawstring and elastic waistband; no pockets or fly; roomier than yoga style pants. Print is permanently dyed into fabric and will not fade or run. Machine wash cold with like colors. Non-chlorine bleach when needed. Tumble dry low. Remove promptly. Warm iron as needed. Sizes run as follows: XS (2-4, bust 32"-34", hips 35"-36", waist 24"-26"), Sml (6-8, bust 34"-36", hips 37"-38", waist 27"-28"), Med (10-12, bust 36"-38", hips 39"-41", waist 29"-30"), Lrg (14-16, bust 39"-41", hips 42"-43", waist 31"-33"), XL (18, bust 42"-48", hips 44"-45", waist 34"-35").